Answer: x = 21°
Step-by-step explanation:
37 + 4x + (3x - 4) = 180° Original Equation
37 + 4x + 3x - 4 = 180° Commutative Property of Addition
7x + 33 = 180° Combine like terms
7x = 148° Subtract 33 from both sides
x = 21° Divide both sides by 7
Answer:
$167.03
Step-by-step explanation:
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Answer:
20
Step-by-step explanation:
When you add them all up and divide by seven, you get 20
Answer:
The answer is B.
Step-by-step explanation:
You have to use area of trapezoid formula, A = 1/2×(a+b)×h where a, b are the side lengths and h is height :





