Answer:
x=-8
Step-by-step explanation:
collect like terms
-5x=40
divide both sides of the equation by -5
so the answer would be x=-8
Answer:
a=39
Step-by-step explanation:
Answer:
x^2-4x+4-(x^2+6x+9)
Step-by-step explanation:
=x^2-4x+4-x^2-6x-9
=-10x - 5
30=(10*3*x)/2
*2 *2
60=10*3*x
60=30x
60/30=30x/30
2=x