The first 3 rows are proportional
because when you divide the earning by car washed they all have the same unit rate of 9.5/ to answer the second part you multiply 9.5 by 88. you'll get $836
<em>4 y + 3 y = 84
7 y = 84
dividing 7 on other side
y = 84 / 7
y = 12 answer...</em>
Answer:
look, equation ii and vi are contradicting each other....
Step-by-step explanation:
after eliminating those equation you can find the value of x and y.
y=-6
x=3
If it is parallel then x would be A) 28