Answer:
(4x-10)+62=180
Step-by-step explanation:
4x-72=180
4x=180+72
x=252/4
x=63°
The answer is 5÷90+8 and that's the answer does the answer
(a)

(b)we have 4 terms in this expression.
(c)+12 is the leading coefficient in

(d) constant is -45
Answer:
33
Step-by-step explanation:
first you set up the problem, supplementary angles equal 180 degrees so the equation should look like, 4x+x+15=180. then you solve from there by combining like terms and you should get x equal to 33