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trasher [3.6K]
3 years ago
13

5x+12-8x=-24 steps by step please

Mathematics
2 answers:
kolezko [41]3 years ago
7 0

Step-by-step explanation:

<h2><em><u>=</u></em><em><u>></u></em><em><u>first </u></em><em><u>co</u></em><em><u>m</u></em><em><u>bine </u></em><em><u>the </u></em><em><u>like </u></em><em><u>terms</u></em></h2>

<em><u>5</u></em><em><u>x</u></em><em><u>-</u></em><em><u>8</u></em><em><u>x</u></em><em><u>+</u></em><em><u>1</u></em><em><u>2</u></em><em><u>=</u></em><em><u>2</u></em><em><u>4</u></em>

<em><u>-</u></em><em><u>3</u></em><em><u>x</u></em><em><u>+</u></em><em><u>1</u></em><em><u>2</u></em><em><u>=</u></em><em><u>2</u></em><em><u>4</u></em>

<h2><em><u>=</u></em><em><u>></u></em><em><u>substruct</u></em><em><u> </u></em><em><u>1</u></em><em><u>2</u></em><em><u> </u></em><em><u>from </u></em><em><u>1</u></em><em><u>2</u></em><em><u> </u></em><em><u>and </u></em><em><u>2</u></em><em><u>4</u></em></h2>

<em><u>-3x</u></em><em><u>+</u></em><em><u>1</u></em><em><u>2</u></em><em><u>-</u></em><em><u>1</u></em><em><u>2</u></em><em><u>=</u></em><em><u>2</u></em><em><u>4</u></em><em><u>-</u></em><em><u>1</u></em><em><u>2</u></em>

<em><u>-3x=</u></em><em><u>1</u></em><em><u>2</u></em>

<h2><em><u>=</u></em><em><u>></u></em><em><u>divide </u></em><em><u>-</u></em><em><u>3</u></em><em><u> </u></em><em><u>from </u></em><em><u>both </u></em><em><u>side</u></em></h2>

<em><u>-3x/</u></em><em><u>3</u></em><em><u>=</u></em><em><u>1</u></em><em><u>2</u></em><em><u>/</u></em><em><u>-</u></em><em><u>3</u></em>

<h2><em><u>=</u></em><em><u>-</u></em><em><u>4</u></em></h2>

Veseljchak [2.6K]3 years ago
6 0

Answer is x = 12 :)

Operations you're supposed to do in order to solve this equation are:

1. Combine like terms

2. Subtract 12 from both sides

3. Simplify

4. Divide both sides of the equation by the same term

5. Simplify.

(Demonstration is on the file I uploaded) <3

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