How do you evaluate: To evaluate an algebraic expression, you have to substitute a number for each variable and perform the arithmetic operations. In the example above, the variable x is equal to 6 since 6 + 6 = 12. If we know the value of our variables, we can replace the variables with their values and then evaluate the expression.
What am i supposed to help with, can you show me?
Answer:what goes around comes around
Step-by-step explanation:
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5(2x-3)-(x+8)=13
10x-15-x-8=13
9x-23=13
9x=36
x=4
