Answer: D = 68
Explanation:
set VW and WX equal to each other
3x + 7 = x + 25
subtract x from both sides
2x + 7 = 25
subtract 7 from both sides
2x = 18
divide 18 by 2x to find x
x = 9
plug x in to get the full answer
3(9) + 7 + (9) + 25
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