Answer:
1.3
Step-by-step explanation:
Hope this is correct, if not sorry
is your teacher insane?
X would be -2 to the second power
-2*-2^2 would give you 8 and 8-8 gives you 0
10x - 6
x = 3/2
10 * x = 15
10x + 6 = 21
21-6 = 15
Hope this helps : )