3x - y = 12 2x + y = 13
3x - y = 12 + 2x + y = 13 ————- 5x = 25 {“smallUrl”:“https://www. wikihow. com/images/thumb/c/c9/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-4Bullet4. jpg/v4-460px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-4Bullet4. jpg”,“bigUrl”:"/images/thumb/c/c9/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-4Bullet4. jpg/aid3229288-v4-728px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-4Bullet4. jpg",“smallWidth”:460,“smallHeight”:345,“bigWidth”:728,“bigHeight”:546,“licensing”:"<div class="mw-parser-output">
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3x - y = 12 {“smallUrl”:“https://www. wikihow. com/images/thumb/b/bc/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet1. jpg/v4-460px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet1. jpg”,“bigUrl”:"/images/thumb/b/bc/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet1. jpg/aid3229288-v4-728px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet1. jpg",“smallWidth”:460,“smallHeight”:345,“bigWidth”:728,“bigHeight”:546,“licensing”:"<div class="mw-parser-output">
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<br />\n</p></div>"} 3(5)-y = 12 {“smallUrl”:“https://www. wikihow. com/images/thumb/5/5f/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet2. jpg/v4-460px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet2. jpg”,“bigUrl”:"/images/thumb/5/5f/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet2. jpg/aid3229288-v4-728px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet2. jpg",“smallWidth”:460,“smallHeight”:345,“bigWidth”:728,“bigHeight”:546,“licensing”:"<div class="mw-parser-output">
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<br />\n</p></div>"} 15 - y = 12 {“smallUrl”:“https://www. wikihow. com/images/thumb/a/a0/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet3. jpg/v4-460px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet3. jpg”,“bigUrl”:"/images/thumb/a/a0/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet3. jpg/aid3229288-v4-728px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet3. jpg",“smallWidth”:460,“smallHeight”:345,“bigWidth”:728,“bigHeight”:546,“licensing”:"<div class="mw-parser-output">
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<br />\n</p></div>"} - y = 12 - 15 {“smallUrl”:“https://www. wikihow. com/images/thumb/6/64/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet4. jpg/v4-460px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet4. jpg”,“bigUrl”:"/images/thumb/6/64/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet4. jpg/aid3229288-v4-728px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet4. jpg",“smallWidth”:460,“smallHeight”:345,“bigWidth”:728,“bigHeight”:546,“licensing”:"<div class="mw-parser-output">
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<br />\n</p></div>"} - y = - 3(divide both sides by negative one, will be able to cut both signs) {“smallUrl”:“https://www. wikihow. com/images/thumb/8/87/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet5. jpg/v4-460px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet5. jpg”,“bigUrl”:"/images/thumb/8/87/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet5. jpg/aid3229288-v4-728px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet5. jpg",“smallWidth”:460,“smallHeight”:345,“bigWidth”:728,“bigHeight”:546,“licensing”:"<div class="mw-parser-output">
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<br />\n</p></div>"} y = 3 {“smallUrl”:“https://www. wikihow. com/images/thumb/b/b5/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet6. jpg/v4-460px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet6. jpg”,“bigUrl”:"/images/thumb/b/b5/Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet6. jpg/aid3229288-v4-728px-Solve-Simultaneous-Equations-Using-Elimination-Method-Step-7Bullet6. jpg",“smallWidth”:460,“smallHeight”:345,“bigWidth”:728,“bigHeight”:546,“licensing”:"<div class="mw-parser-output">
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3x - y = 12 3(5) - 3 = 12 15 - 3 = 12 12 = 12
