Answer:
-4
-7
21
Step-by-step explanation:
a coefficient is the number before the variable
8 would be the answer because 8 to the second power is 64. This what the question is asking for I hope.
Answer:
1. 30
2. -10
3. 48
Step-by-step explanation:
So for #1 I did:
3*2(6)+3*8(24) which equals 30
For #2 I did:
-5*4(-20)- -5*2(-10) which equals -10
For #3 I did:
8*10(80)-8*4(32) which equals 48
Also brainliest
Also sub to pewdiepie
4x+11 is The answer
-2x-(-6x) two negatives make a positive so -2x-(-6x) is now -2x+6x
-2x+6x=4x
4-(-7) again two negatives make a positive so 4-(-7)
Is now 4+7
4+7=11
I hope that this was helpful if so Mark as brainliest
