Answer:
3x - 4 =9
Step-by-step explanation:
divide the entire equation by 3
9x/3 - 12/3 = 36/3
3x - 4 = 9
Answer:
x= infinite
Step-by-step explanation:
12+8x-8=8x+4
4+8x=8x+4
First you multiply the numbers you do have to get the number your looking for 1/7•14=2 and 2divided by 1/7=14 so 2 would be your answer
Answer:
10
Step-by-step explanation:

For x=2, this is ...
5·2 = 10