Answer:
C.) 2x+3 = 12
Step-by-step explanation:
x+x=2x
2x-(-3) is 2x+3
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It would be -(-31) because a negative and negative is a positive
Answer:
- B. BC = 18 so ∆ABC ~ ∆DEF by SAS
Step-by-step explanation:

So, ∆ABC ~ ∆DEF by SAS.
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Answer:
0.2
Step-by-step explanation:
8 = 1. The relationship equation is y = x - 7