Eliminate the x terms: Multiply the second equation by 2
-10x+12y=20
Add it to the first equation
10x-4y=-8
-10x+12y=20
——————-
0x+8y=12
y = 1.5
10x-4(1.5)=-8
10x = -2
x = -1/5
Answer:
5,750
Step-by-step explanation:
if he has 10 of each then you can multiply each bag by 10 and then multiply the amount of bags to the amount the coin is worth
<span>x2</span>+<span>y2</span>+6x+10y+9=<span>0
that is ur answer :)</span>
963/3 = 321
Recheck = 321 * 3 = 963
Answer = 321
