Question

Solve the system by substituion:
-4.5x-2y=-12.5
3.25x-y=-0.75

math wizards please helppppp this girl(:

Answer 1

-4.5x-2y=-12.5 EQ 1)
3.25x-y=-0.75 EQ 2)
rearrange EQ2)
3.25x=-0.75+y
3.25x+0.75=y EQ! 2a) sub this to EQ 1)
-4.5x-2( 3.25x+0.75)=-12.5 work this out lets see what you get for your x

Answer 2

@mark_o. I got x=1

Answer 3

correct
now sub x=1 to EQ 2) or EQ 1)

Answer 4

thats to find y

Answer 5

Give me a minute(:

Answer 6

ok take you time..lol :D

Answer 7

When I plugged it into the first equation I got y=4