X=-4 you have to substitue first so you put the equation where the X is and then you would distribute and then add the numbers that have the common exponent
Answer: 3/2a3
I can't properly write the answer sorry but it's the last one.
Answer:
141x
Step-by-step explanation:
I just did PEMDAS
3x^2-33x-180
multiplied 3x^2 and got 6x
Subbed 180 by 33 and got 147x
then I subbed 147x by 66x and got 141x
31.5
because 3 gallons are lost per minute so 3 x 10.5= 31.5