9. Solve the equation. x + 4 = 3(3x - 4) A9 4 B 1 C 2 D7 4

asked Jul 28, 2021 231k views

4 votes

9. Solve the equation.
x + 4 = 3(3x - 4)
A9
4
B 1
C 2
D7
4

by Mhlz

3.7k points

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7 votes

Answer:

X=2

Explanation:

16=8x

Symplytheo answered Jul 31, 2021

4.0k points

0 votes

Answer:

x = 2

Explanation:

$x + 4 = 3(3x - 4) \\ x + 4 = 9x - 12 \\ 4 + 12 = 9x - x \\ 16 = 8x \\ (16)/(8) = (8x)/(8) \\ x = 2$

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