Answer:
x = 2 or
x = -7
Step-by-step explanation:
(x - 2)(x + 7) = 0
x - 2 = 0
Add 2 to both sides
x - 2 + 2 = 2 + 0
x = 2
OR
x + 7 = 0
Subtract 7 from both sides
x + 7 - 7 = 0-7
x = -7
Therefore
x = 2 or
x = -7
The average cost in 1990 is <span>$12,841.</span>
Answer:
54.75 = 26 + x
Step-by-step explanation:
You can solve for x by subtracting 26 from both sides of the equation.
Answer:
y = 4x + -1
Step-by-step explanation:
clearly seen.