84=4(3x + 3) Need that help

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asked Jun 16, 2023 74.0k views

1 vote

84=4(3x + 3)
Need that help

Mathematics
college

Jarno Lahtinen asked

by Jarno Lahtinen

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1 Answer

2 votes

Answer:

x = 6

Explanation:

$84=4\left(3x+3\right)\\4\left(3x+3\right)=84\\(4\left(3x+3\right))/(4)=(84)/(4)\\3x+3=21\\3x+3-3=21-3\\3x=18\\(3x)/(3)=(18)/(3)\\(3x)/(3) = (3 * 2)/(3)\\= (6)/(3)\\(6 * 3)/(1 * 3)=(18)/(3)\\x = 6$

Opalenzuela answered Jun 22, 2023

by Opalenzuela

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