Answer:
Definition of supplementary angles
Step-by-step explanation:
Supplementary angles or angles on a straight line add up to 180°.
Hope this helps!
Answer:
8
Step-by-step explanation:
4x -(9-3x) = 8x-1
4x -9 + 3x = 8x-1
7x-9 = 8x-1
-9 + 1 = 8x-7x
-8 = x
x = -8
Answer:
-7y^2-x+11y
Step-by-step explanation:
The answer is 70%. 28(number of all the sports besides soccer) divided by 40(number of all sports) is 0.7. Multiply 0.7 by 100 and you will get 70%.