The answer is infinite solution.
3(4x)+3(-1) = 12x-3
12x-3 = 12x-3
Answer:
The answer is 9
Step-by-step explanation:
56+(3x+7)=90 (In the picture it shows a 90 degree angle.)
Then, you can start solving the equation.
90-56=34
3x+7=34 (Subtract by 7)
3x=27 (Divide by 3 on both sides)
x=9
Answer: 
Work Shown:

Therefore -7 goes in the first box, and
goes in the second box.
Answer:
33
Step-by-step explanation:
35*3-8+33=33
It's the first option, 3/23