120+.5x=50+.7x
Subtract 50 from both sides and then subtract .5x from both sides to get 70=.2x. Then divide both sides by .2 to get x=350.
Hi, I'd be glad to help.
1) a = 8
2) d = (-21)
3) n = 42
4) t = (-9)
The answer should be 101.
all of those r correct :)
Answer: (5, -2)
Step-by-step explanation:

Substitute x-7 for y in 2nd equation

Solve for y
