4 years ago

Plzz hurry I only have 20 minutes left!!!!

Mathematics

2 answers:

ki77a [65]4 years ago

4 0

3) 18x - 9 = 72
4) 3(6x - 3) = 72
5) 18x = 81
8) x = 4.5

katrin [286]4 years ago

3 0

X= 4.5

18x - 9 = 72 are the equations

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Marrrta [24]

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rusak2 [61]

Answer:

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Step-by-step explanation:

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Sorry I'm not that good at explaining but here is something that helped me.