Simplify expressions to solve equations

When solving equations, we should simplify the expressions that make up the left and right sides before applying any properties of equality. Often, that involves removing parentheses and/or combining like terms.

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QUESTION OF
volume_mute Read quiz aloud
Views #: 1263
Questions #: 5
Time: 5 minutes
Pass Score: 80.0%
Style
Mode

Solve the following equation

1 pts
volume_mute

3(k + 1) -5k = 0

Write your answer as a variable = result

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volume_mute

Correct Answer

Explanation

Solve the following equation

1 pts
volume_mute

8a - 2(a - 7) = 68

a = (1)

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volume_mute

Correct Answer

Explanation

Solve the following equation

1 pts
volume_mute

3x - 15 = 4x + 36

x = (1)

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volume_mute

Correct Answer

Explanation

Solve the following equation

1 pts
volume_mute

3(4x - 80) + 6x = 2(x + 40)

x = (1)

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volume_mute

Correct Answer

Explanation

Sort the following steps to get the recommended strategy for solving equations

1 pts
volume_mute
Please drag and drop the options to sort them
Isolate the variable term on one side
Simplify each side of the equation
Check the result
Isolate the variable
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volume_mute

Correct Answer

Explanation

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0
sin cos tan
sin-1 cos-1 tan-1 π e
xy x3 x2 ex 10x
y√x 3√x √x ln log
( ) 1/x % n!
7 8 9 + MS
4 5 6 – M+
1 2 3 × M-
0 . EXP ÷ MR
± RND C = MC
Keywords
Year 8