Answer:
The number of months cost same is 9
Step-by-step explanation:
Given:
Equation for the first plan y = 38x + 15
Equation for the second plan y = 31x + 78.
where x is the number of month
Solution:
38x + 15 = 31x + 78
7x + 15 = 78
7x = 63
x = 9
Answer:
it is b hope it helps
Step-by-step explanation:
Answer:
$77,380
Step-by-step explanation:
If she gets a 6% raise next year she will make 106% of what she makes this year.
106% is 1.06 as a decimal. Multiply her salary by 1.06 to find out how much she will make next year...
$73,000(1.06) = $77,380
They do not intersect, they are parallel lines.