Answer:
2
Step-by-step explanation:
subtract 2x from both sides then 3 from both. this gives you 5x = 10. divide by 5 and you get 2.
7x+3=2x+13
move variable to the left and change sign
7x-2x=13-3
collect like terms
5x=10
divide by 5 on both sides of equation
x=2
