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what is the value of aldebraic expression 5x+3, if x=3​

Sagot :

Answer:

18

Step-by-step explanation:

Step-by-step explanation:To evaluate an algebraic expression means to find the value of the expression when the variable is replaced by a given number. To evaluate an expression, we substitute the given number for the variable in the expression and then simplify the expression using the order of operations.