Answer:
i think photomath will help you with those
Step-by-step explanation:
go to your appstore and download photomath
Step-by-step explanation:
7x + 8y = -12
8y=-12-7x
y=

<span><span> r = -1/3 = -0.333
</span><span> r = 0</span></span>
8y+10
if the fabric = 30 and yards = y then you would put 8(30) + 10 and you would multiply 8 and 30 and get 240.
Asnwer
8y+10
8(30) +10
240 +10
250
Well, a liter is 3.78541 gallons so multiple that by 20, its 7<span>5.7082 round it, its 76. im not sure what it means by stocks because i dont have the question but hopefully the 76 helps</span>