GED Math : Algebra

Study concepts, example questions & explanations for GED Math

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Example Questions

Example Question #636 :Ged Math

Solve for:

Possible Answers:

Correct answer:

Explanation:

One way to solve a linear equation with fractional coefficients is to first multiply both sides by their least common denominator; this is the least common multiple of 5 and 7, which is 35, so multiply by this:

Since fractions are involved, change 35 to, and distribute on the left side:

Cross-cancel and multiply fractions across:

Isolateon the left side by first adding 15 to both sides:

Divide both sides by 10:

Example Question #637 :Ged Math

Which of the following makes this equation true:

Possible Answers:

Correct answer:

Explanation:

To answer the question, we will solve fory。We get

Example Question #638 :Ged Math

Solve the equation:

Possible Answers:

Correct answer:

Explanation:

Addon both sides.

Subtract 4 on both sides.

Divide by 2 on both sides.

The answer is:

Example Question #639 :Ged Math

Solve for:

Possible Answers:

Correct answer:

Explanation:

Distribute the right side.

Subtracton both sides.

Add 4 on both sides.

The answer is:

Example Question #640 :Ged Math

Solve for the variable:

Possible Answers:

Correct answer:

Explanation:

Add 4 on both sides.

两边除以9。

Reduce both sides.

The answer is:

Example Question #31 :Solving For The Variable

Solve for the variable:

Possible Answers:

Correct answer:

Explanation:

Subtractfrom both sides.

Add 3 on both sides.

The answer is:

Example Question #32 :Solving For The Variable

Give the solution set:

Possible Answers:

Correct answer:

Explanation:

First, distribute the 9 on the left by multiplying it by each expression in the parentheses:

Isolateon the right by first, subtracting 162 from both sides:

Divide both sides by 9:

The correct solution set is

Example Question #33 :Solving For The Variable

Which of the following makes this equation true:

Possible Answers:

Correct answer:

Explanation:

To answer the question, we will solve forx。因此,我们得到

Example Question #34 :Solving For The Variable

Solve for:

Possible Answers:

Correct answer:

Explanation:

Subtract five from both sides.

Divide by three on both sides.

The answer is:

Example Question #35 :Solving For The Variable

Solve the equation:

Possible Answers:

Correct answer:

Explanation:

Addon both sides.

Add 7 on both sides.

Divide by 6 on both sides.

Reduce both fractions.

The answer is:

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