142 houses can be built
71/2 reduces to 35.5
35.5/.25 = 142
Hey, your answer is B.1500. Hoped I helped!
Answer:
31 = x
Step-by-step explanation:
First multiply out
2x + 10 = 3x - 21
Now collect terms
10 + 21 = 3x - 2x
Simplify
31 = x
I think x=90°, and z=136°