Define a solution to an equation. Solve and check solutions to 1 and 2 step equations.
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Given the equation $${4+15x=49}$$,
a. Is $${x=2}$$ a solution to the equation?
b. Is $${x=3}$$ a solution to the equation?
Determine your answers without solving the equation.
Grade 8 Mathematics > Module 4 > Topic A > Lesson 3 of the New York State Common Core Mathematics Curriculum from EngageNY and Great Minds. © 2015 Great Minds. Licensed by EngageNY of the New York State Education Department under the CC BY-NC-SA 3.0 US license. Accessed Dec. 2, 2016, 5:15 p.m..
Determine if $${-\frac{1}{2}}$$ is a solution to the equation $${-2x+8+6x=-4(x-1)}$$.
Solve each equation. Then check your solution to confirm it is correct.
a. $${\frac{4}{3}-m= \frac{5}{3}}$$
b. $${-(11-p)=-20}$$
c. $${6.8=-5.4+2n}$$
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The following resources include problems and activities aligned to the objective of the lesson that can be used to create your own problem set.
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Is $$8$$ a solution to $${\frac{1}{2}x+9=13}$$?
Grade 8 Mathematics > Module 4 > Topic A > Lesson 3 of the New York State Common Core Mathematics Curriculum from EngageNY and Great Minds. © 2015 Great Minds. Licensed by EngageNY of the New York State Education Department under the CC BY-NC-SA 3.0 US license. Accessed Dec. 2, 2016, 5:15 p.m..
Write 2 different equations that have $${x=5}$$ as a solution.
Grade 8 Mathematics > Module 4 > Topic A > Lesson 3 of the New York State Common Core Mathematics Curriculum from EngageNY and Great Minds. © 2015 Great Minds. Licensed by EngageNY of the New York State Education Department under the CC BY-NC-SA 3.0 US license. Accessed Dec. 2, 2016, 5:15 p.m..
Is $${-3}$$ a solution to the equation $${3x-5=4+2x}$$? Explain.
Grade 8 Mathematics > Module 4 > Topic A > Lesson 3 of the New York State Common Core Mathematics Curriculum from EngageNY and Great Minds. © 2015 Great Minds. Licensed by EngageNY of the New York State Education Department under the CC BY-NC-SA 3.0 US license. Accessed Dec. 2, 2016, 5:15 p.m..
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