NEED ANSWERS ASAP!!! - How do you find the value of x??

Answer: Generally, the algebraic expression should be any one of the forms such as addition, subtraction, multiplication and division. To find the value of x, bring the variable to the left side and bring all the remaining values to the right side. Simplify the values to find the result.
Answer:
equal the equations
(x+20)=(2x-10)
then answer the equation
Step-by-step explanation: