3 years ago

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

Mathematics

2 answers:

Simora [160]3 years ago

6 0

Answer:

X=2

Step-by-step explanation:

16=8x

Flura [38]3 years ago

4 0

Answer:

$x = 2$

Step-by-step explanation:

$x + 4 = 3(3x - 4) \\ x + 4 = 9x - 12 \\ 4 + 12 = 9x - x \\ 16 = 8x \\ \frac{16}{8} = \frac{8x}{8} \\ x = 2$

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