A plumber charges $50 for every house call and an additional $70 for each hour or work. For one house
call yesterday, the plumber earned $435.
Witch equation can be solved to find the number of hours the plumber worked on the house call?

That is the correct answer Write it now

Step-by-step explanation:

I hope it helps can you brainliest me?

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

step-by-step explanation:

0