module 1.1 solving equations · 1/12/2017 · solving one-variable two-step equations a solution...
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Module 1.1
Solving Equations
How do you solve equations in one variable?
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Justify Each Step
Step # Math Justification
Given 3x – 2 = 6
1 3x – 2 + 2 = 6 +2
2 3x = 8 Combine Like Terms
33𝑥
3= 8
3
4 x = 8
3Simplify.
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Sam is moving into a new apartment. Before he moves in, the landlord asks that he pay
the first month’s rent and a security deposit equal to 1.5 times the monthly rent. The total that Sam pays the landlord before he moves in is $3275. What is the monthly rent?
Michelle pays her cell phone service provider $49.95 per month for 500 minutes.
Any additional minutes used cost $0.15 each. In June, her phone bill is $61.20. How many additional minutes did she use?
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