Answer:
40
Step-by-step explanation:
add 21 + 20
hope this helps :)
Answer:
It is F
Step-by-step explanation:
if you plug in the y and x values that should get you the answer
Si, estoy seguro de que tienes razón
Answer:
176
Step-by-step explanation:
Answer:
−2x4−18x3y
Step-by-step explanation:
Let's simplify step-by-step.
(−3x2)(xy+2x2)+7x4−3x3(5y+x)
Distribute:
=(−3x2)(xy)+(−3x2)(2x2)+7x4+−3x4+−15x3y
=−3x3y+−6x4+7x4+−3x4+−15x3y
Combine Like Terms:
=−3x3y+−6x4+7x4+−3x4+−15x3y
=(−6x4+7x4+−3x4)+(−3x3y+−15x3y)
=−2x4+−18x3y