Answer:
x=4
Step-by-step explanation:
divide both sides by 3
Answer:
option 1
Step-by-step explanation:



<span>Simplifying
x + 2x = 5 + 10
Combine like terms: x + 2x = 3x
3x = 5 + 10
Combine like terms: 5 + 10 = 15
3x = 15
Solving
3x = 15
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '3'.
x = 5
Simplifying
x = 5</span>
Answer:
-1
Step-by-step explanation:
-40/7+8-23/7
= -40/7+8-23/7
= 16/7-23/7
= -1
Answer:
d
Step-by-step explanation: