5 more than three times a number is -7

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21-09-2022
Mathematics

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5 more than three times a number is -7

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vgawecki vgawecki · Answer 1 · 2022-09-21T03:20:40+02:00

vgawecki vgawecki

21-09-2022

The number is -4. Let this number be x. 5 more means 5+___=-7. Three times a number is 3x, so the equation is 5+3x=-7. Now we solve. Minus 5 from both sides. 3x=-12. Divide 3 on both sides. So, x=-4.

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