Question

solve the following using addition:

x=y+1400
0.07x+0.04y=670

Answer 1

x=y+1400 x-y=1400(multiply with 0.04) 0.04x-0.04y=56
0.07x+0.04y=670---> 0.07x+0.04y=670 0.07x+0.04y=670 add


0.11x=726
x=726/0.11=6600

y=6600-1400=5200

Answer 2

thank you!

Answer 3

uw

Answer 4

Good Job Angela!!!
U deserve a medal !!!!

Answer 5

^_^ thnx :)

Answer 6

She gets a medal.

Answer 7

I got 2 :)

Answer 8

I hope rhoffman gives u one too!!

Answer 9

how do i mark it as a good answer? new to this...

Answer 10

nm - browser issue - button wasn't there

Answer 11

hmm thnx ^_^