<span>5x+2 = 77
5x = 75
x = 15</span>
Answer:
3x(3x+5)(x-2)
Step-by-step explanation:

Hope this helps!
Answer: 7a^2+2a+7
Step-by-step explanation:Distribute the Negative Sign:
=9a2+7a+8+−1(2a2+5a+1)
=9a2+7a+8+−1(2a2)+−1(5a)+(−1)(1)
=9a2+7a+8+−2a2+−5a+−1
Combine Like Terms:
=9a2+7a+8+−2a2+−5a+−1
=(9a2+−2a2)+(7a+−5a)+(8+−1)
=7a2+2a+7
30 x 16? if thats what your asking then the answer is 480
Solve for c by simplifying both sides of the equation, then isolating the variable.
C=36.5