CPM Homework Help : CC3MN Problem 9-28

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Home > CC3MN > Chapter 9 > Lesson 9.1.2 > Problem 9-28

9-28.

How many solutions does each equation below have? How can you tell?

$4x−1+5=4x+3$
Hint (a):
How many $x$ 's are on each side?
Answer (a):
No solutions.

$6t−3=3t+6$
Hint (b):
Solve for $x$ .
Answer (b):
One solution
Explain how you know.

$6(2m−3)−3m=2m−18+m$
Answer (c):
One solution
Explain how you know.

$10+3y−2=4y−y+8$
Hint (d):
Simplify the equation.

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