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soldi70 [24.7K]
3 years ago
8

4x + 3x -7 =49 i need an answer.

Mathematics
2 answers:
Genrish500 [490]3 years ago
6 0

Answer:

<h2>x = 8</h2>

Step-by-step explanation:

4x+3x-7=49\qquad\text{combine like terms}\\\\(4x+3x)-7=49\\\\7x-7=49\qquad\text{add 7 to both sides}\\\\7x-7+7=49+7\\\\7x=56\qquad\text{divide both sides by 7}\\\\\dfrac{7x}{7}=\dfrac{56}{7}\\\\x=8

Sophie [7]3 years ago
3 0

Answer is provided in the image attached.

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