Answer:

Step-by-step explanation:
So we have the equation:

First, distribute the left side:

Add values on the left side:

Add 7 to both sides. The right side cancels:

Subtract 2x from both sides. The left side cancels:

Divide both sides by -6:

Therefore, x equals -3.
Answer:
180
Step-by-step explanation:
Since the type of trapezoid is not listed, I cannot really explain, sorry :/
Answer:It's 12 and 43
Step-by-step explanation:
Answer:
d = 4
Step-by-step explanation:
41 = 12d - 7
48 = 12d
d = 4
Answer:
0.32.3
Step-by-step explanation: