Answer:
unsolvable because the second equation is just -2.5 times the first equation.
Step-by-step explanation:
2x-6y=12 then 2x=12+6y x=6+3y
-5x+15y=-30
substitute x
-5(6+3y)+15y=-30
-30-15y+15y=-30
y=y
Answer:
6%
Step-by-step explanation:
$156/5 years = $31.20 per year
$31.20/$520 = .06
.06 x 100 = 6%
She has to save $623.75 a month to get that amount of money!
BECAUSE THERE IS A Y AXIS AND AN X AXIS THOSE R THE 2 GIVIN LINES