Answer:
x = -3
Step-by-step explanation:
4x - 1 = -13
add 1 to each side
4x = -12
x = -3
Answer:
10 = 3 hours
one hour = 3.33 dollars
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
so 8(2)=16=5x-4
5x=20
x=4
so B
Answer:
21
Step-by-step explanation:
Step 2 , supposed to be 4^-15 instead of 4^-2. Always multiply the exponents together.
Answer: Chris made a mistake in step 2 -C
