Answer:
22.8620689655
Step-by-step explanation:
Answer:182/7g
Step-by-step explanation: 182 divide by 7= 26
342 divide by 9=38
and you want the lowest cost so a.
Answer: -3x+5y=-2 = x=5/3y+2/3
3x+7y=26 = x=-7/3y+26/3
Step-by-step explanation:
7x+12+6x-2=-4
7x-6x=-4-12+2
13x=-14
x=-14 divide 13
x=-14 over 13 put 14 over 13 in a fraction