Answer:
I got 2x^3+3x^2-4x-12
Step-by-step explanation:
I hope this helps a little bit
Answer:
B C and D
Step-by-step explanation:
Mark brainliest
P.S this was epert verified
His teacher didnt have time so advised him to tutor privately
Switch y=2x+7 to 2x-y=-7 then multiply that equation by 2 to cancel out the y's. that ends up as 4x-2y=-14 which then you get x=-24. then you substitute x into one of the original equations y= 2(-24)+7 which equals y=-41
45 / 9 = 5
55 / 5 = 11
Eric worked 11 hours to prepare 55 kilograms of dough.
