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maksim [4K]
4 years ago
6

Solve the following equation: 3x - 7 = 9 + 2x. A)12 B)16 c)20 d)24

Mathematics
2 answers:
gogolik [260]4 years ago
6 0
Answer:
B

the equation:
3x-7=9+2x

step 1: subtract 2x from both sides
x-7=9

step 2: add 7 to both sides
x=16
erma4kov [3.2K]4 years ago
4 0

Answer:

Option B

Step-by-step explanation:

3x - 7 = 9 + 2x\\\\3x-7+7=9+2x+7\\\\3x = 9 + 7 + 2x\\\\3x=16+2x\\\\3x-2x=16+2x-2x\\\\\boxed{x=16}

Hope this helps!

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