Answer:
7x
Step-by-step explanation:
9x-2x=7x
Answer:
See in attachment and Mark as brainleist please.
Hope it helps
Answer:
Step-by-step explanation:
abc = 1
We have to prove that,

We take left hand side of the given equation and solve it,

Since, abc = 1,
and c = 
By substituting these values in the expression,




Which equal to the right hand side of the equation.
Hence, 
Answer:
7
Step-by-step explanation:
First, plug-in f(-3) into t in the function:

Second, multiply -2 and -3 to get 6:
⇒
Third, add 6 and 1 to get your answer:
⇒
4. 3(y + 4y) this is distributive property! Hope it helps. Btw can you please check out a question on my page? thanks!! <span />