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06-03-2018
Mathematics

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What equation is equivalent to 3[x + 3(4x – 5)] = 15x – 24?

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mathmate mathmate

15-03-2018

Simplify each side:
3[x + 3(4x – 5)] = 15x – 24
Equivalent equations
3x+9(4x-5)=15x-24
or
39x-45=15x-24
or
24x=21
or
x=21/24
or
x=7/8

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