Answer:
Step-by-step explanation:
Regular charge- $20
Every hour of service cost- $40
Equation or slope intercept form-
C= 40h+20
Part 1- 20+40(8)=
40 multiplied by 8 320+20 = $340
Part 2- 20+40(10)=
40 multiplied by 10 400+20 = $420
Answer:
x = 12
Step-by-step explanation:
3х+7 = 5x-17
-2x = -24
Answer:
m+m×0.15
because it increased by 15%
you get m's 15% if you multiply it with 0.15
First get all the terms on the same side:

Now solve using the quadratic formula which is:

Plug in the values:

So the answer is:
Answer:
THE answers to both questions are A
Step-by-step explanation: