Answer:
31 = x
Step-by-step explanation:
First multiply out
2x + 10 = 3x - 21
Now collect terms
10 + 21 = 3x - 2x
Simplify
31 = x
Answer:
the green one under the orange one
Step-by-step explanation:
Parallel means never touching, and the 2 bases look like they never touch.