2x-2-3x3 =-13. -13 is the answer
Answer:
19 ) B (<2 and <5)
20) A(20)
21 and 22 Don't know sorry
Answer:
Step-by-step explanation:
The equation is 30x = 25 x 10
Therefore 30x = 250
250 divided by 30 is...
8.3333333333 etc.
You must subtract 4 onto the other side.
So...
3x = 4
To cancel a positive 4, you subtract to make it a negative :)
Answer:
Factoring
Step-by-step explanation:
(x+4)² = 15
x² + 8x + 16 = 15
x² + 8x + 1 = 0

I hope this helps you :)