Y = 4/5x + 30
4/5 because the slope is 4 up, 5 right. 30 is the y-int
First set up the equation:

+

Now solve the ones in the parenthesis:

+

Then do the exponents:
25+64
The answer will be:<u> </u>
<u>89
</u>Hope this helps!
<u>
</u>
Answer:
-5 1/x4
Step-by-step explanation:
Total cost=$142
cost of parts=$62
cost paid for labour=$142-$62=$80
According to question,
》cost of labour per hr=$32
which can be written as,
》cost of labour/time=$32
Use cross multiplication,
》time=cost of labour/32
Since cost of labour is 80,
Time=80/32
=2.5hrs
Answer:
2.66
Step-by-step explanation: