C, I think
difference(subtract) between 7 times a number(7 multiplied by a unknown number) AND 5(other number to subtractoon is(= to) 51
Answer:
y=4
Step-by-step explanation:
We want to solve the equation 8(y+4)-2(y-1)=70-3y
Expand the bracket

Group similar terms

Simplify

Divide by 9
y=4
Answer:
(g ○ f)(-2) = 32
Step-by-step explanation:
Given


We have to evaluate (g ○ f)(-2), so first we will evaluate f(-2) then use this value to evaluate g(x).
Finding f(-2)




Then



Therefore,
(g ○ f)(-2) = 32
Answer:
d is your answer
Step-by-step explanation: