X=9
You add 3 to both sides which leaves you with 2x=18 and then divide by two and that gives you x=9
The answer is 43 i think hope it helped
Answer:
Step-by-step explanation:
Using cross method
7. 
4x 3
2x - 3
= (4x+3)(2x-3)
8. 
= xy(4x-24+32)
= 4xy (x-4+8)
Answer:
n = -1
Step-by-step explanation:
9 - 5n + 1 = 15
-5n = 15 - 10
-5n / -5 = 5/ - 5
n = -1
hope this helps!!!