Answer: 1. x=2
2. x=5
3.x=-3
Isolate the variable by dividing each side by factors that don't contain the variable.
Move all terms not containing x to the right side of the equation.
Hope this helped
Answer:

Step-by-step explanation:
1, 3, 9 and -1, -3, and -9 i guess
hope this helps
according to the picture we have:
x.y=4.7
(7)x(7)y=49xy=(49)(4.7)=230.3
Answer:
-9
Step-by-step explanation: