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Popular >

5x+2x=21

Solution

5 x + 2 x = 21

Solution

x = 3

Solution steps

5 x + 2 x = 21

Add similar elements:

5 x + 2 x = 7 x

7 x = 21

Divide both sides by

7

x = 3

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e^{2 x} \cdot e^{2 x}

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\frac{k}{4} - 5 k + 1 = 1

Frequently Asked Questions (FAQ)

What is the answer to 5x+2x=21 ?
The answer to 5x+2x=21 is x=3
Solve for x: 5x+2x=21
The solution is x=3