Answer:
C: They add up to 180 degrees, because they are a pair of supplementary angles
Step-by-step explanation:
<1 and <2 add up to 180 degrees, so they are supplementary angles.
Complementary angles add up to 90 degrees.
Answer:
Algebra book weighs 24 oz
Grammar book weighs 15 oz
Step-by-step explanation:
algebra = x and grammar = y
x = 2y-6
5x = 8y
5(2y-6) = 8y
10y - 30 = 8y
2y - 30 = 0
2y = 30
y = 15
x = 2(15)-6
x = 30-6
x = 24
<h2><u>Solution</u></h2>

<h3>Hope This Helps You ❤️</h3>
Answer:
mb = 30
Step-by-step explanation:
i got it from me school