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What is the value of x in this equation: 4x + 5 = 3x + 4? Solve the equation using the algebra tiles.

User Olenka
by
6.6k points

2 Answers

7 votes

Answer:

x=-1

Explanation:

4x+5=3x+4

subtract 3x from both sides of the equation

4x+5=3x+4

-3x -3x

x+5=4

subtract 5 from both sides of the equation

x+5=4

-5 -5

x=-1

User BriOnH
by
7.2k points
5 votes

Answer:

x = -1

Explanation:

4x + 5 = 3x + 4

-5 -5

4x = 3x -1

-3x = -3x

1x = -1

x = -1

User Adrian McCarthy
by
7.0k points