Answer:
Answer is 21
Step-by-step explanation:
if you multiply 5 x 4=20 and + 1 is 21
Yeah, x= 7/2 and y= -5/2
Please mark as brainliest and I hope this helps
Answer:
-9y^8
Step-by-step explanation:
-3y^4 * 3y^4
Multiply the coefficients
-3*3 = -9
Add the exponents since the base is the same
y^4 * y^4 = y^(4+4) = y^8
Put them back together
-9y^8