A) 7x+5 = 2x-35
-2x -2x
5x + 5 = -35
-5 -5
5x = -40
x = -8
b) x/3 - 7 = -5
+7 +7
x/3 = 2 .. Multiple by 3 both sides
x = 6
c) 4x+5 = 4x+1
-4x -4x
1 = 5 , This is
NOT true ..
NO SOLUTIONS
I added pics with others
Answer:
8x^3y
Step-by-step explanation:
The area of a rectangle is length * width.
area = 4x^2y * 2x =
= 4 * 2 * x^2 * x * y
area = 8x^3y
Answer:
88.33 hrs
Step-by-step explanation:
Answer:
81.
Step-by-step explanation:
9 * 9 = 81
Remember these two combinations: logab=loga+logb, log(a/b)=loga-logb
3logx=logx^3
(1/2)log(x+2)=log(x+2)^(1/2)
2log(z-4)=log(z-4)^2
so the given expression can be combined into log{[(x^3)(z-4)^2]/(x+2)^(1/2)}