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
Views #: 597
Questions #: 5
Time: 5 minutes
Pass Score: 80.0%
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Solve the following equation

1 pts

3(k + 1) -5k = 0

Write your answer as a variable = result

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Correct Answer

Explanation

Solve the following equation

1 pts

8a - 2(a - 7) = 68

a = (1)

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Correct Answer

Explanation

Solve the following equation

1 pts

3x - 15 = 4x + 36

x = (1)

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Correct Answer

Explanation

Solve the following equation

1 pts

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

x = (1)

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Correct Answer

Explanation

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

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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