Solve each equation. Check your answer.
−3+5x=12
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To Solve:The equation −3+5x=12 and check the solution.
Answer to Problem 2P
The solution of the equation −3+5x=12 is x=3 .
Explanation of Solution
Given information:
The equation −3+5x=12
Concept and Formula Used:
Operation of variables. Properties of equality.
Calculation:
The given equation is
−3+5x=12Add 3 on both sides −3+5x+3=12+3 (Addition property of equality)5x=15 (Simplify)Divide both sides by 55x5=155 (Division property of equality)x=3
To check put the value of x=3 in the expression
−3+5x=12−3+5(3)?=12−3+15?=1212=12As LHS=RHS therefore the solution is correct
Conclusion:
The solution of the equation −3+5x=12 is x=3 .
Chapter 2 Solutions
ALGEBRA 1:COMMON CORE
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