Answer:
x = 3
Step-by-step explanation:
Simplify the equation to -3x + 12 + x = 2x, and then to -2x + 12 = 2x. Now you have to make the x values on one side so now you are left with 12 = 4x, so you just simplify by dividing 12 by 4. The answer is 3 = x.
-75°
-30°+-30°+-15°
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Answer:y=-3x+4
Step-by-step explanation: use the y=mx+b equation.
Step-by-step explanation:a or b ?