Answer: -3/7
Step-by-step explanation:
-3x + 5x +-3= 4x + 5x
7x=-3
x=-3/7
Answer:
-2/3
Step-by-step explanation:
The only way the answer could be one is if the exponent is 0
So 3x-2=0:
3x = -2
x = -2/3
Hope this helps!
The three numbers are 52, 53, 54.
52+53=105 105+54=159
Answer:
5
Step-by-step explanation:
Put -2 where x is and do the arithmetic.
f(x) = 2x² -3
f(-2) = 2(-2)² -3 = 2(-2)(-2) -3 = 8 -3
f(-2) = 5
