Step 1: Divide both sides by 3.
= x > -1
Answer:
x=10
Step-by-step explanation:
110 and 8x + 30 are vertical angles, which means they are equal
110 = 8x+30
Subtract 30 from each side
110-30 = 8x+30 -30
80 = 8x
Divide each side by 8
80/8 = 8x/8
10 =x
Answer:
4x + 7
Step-by-step explanation:
(3x - 2) + (6x + 6) = 9x + 4
(13x + 11) - (9x + 4) = 4x + 7
Answer:
a = 6.34, b = 2.64
Step-by-step explanation:
used stat function on calculator
(-infinity, infinity) all real numbers