Answer:
x= 16
Step-by-step explanation:
8x + 50 = 178
8x = 178- 50
8x = 128
x = 128/8
x = 16
(I crossed simplify)
Next cross multiply;
3b = 1
b = 1/3
To check if the statement is true just substitute the value of b in the equation;
3b = 1
3(1/3) = 1
1 = 1
First, you solve the exponent: 2(8-4)
—————
32
Do PEMDAS
2(4)
——
32
8
—
32
1
—
4
That’s your final answer :)
Domain x|x = -2, 2
range x|x = -1, 4