Answer:
5
Step-by-step explanation:
15a , 10b , and -7b are coefficients.
Answer: m= 1+3
Step-by-step explanation:
Basic math helps.
This is geometry.
Yes.
if you add a you get b.
hope this helps, anytime.
Answer: B
Step-by-step explanation:
Answer:
x=20 degrees
Step-by-step explanation:
complementary means the angles equal 90 degrees
so ∠A+∠B=90 degrees
∠A=3x-2 and ∠B=x+12
so subsitute
(3x-2)+(x+12)=90
then solve for x
4x+10=90
4x=80
x=20 degrees is your answer
