3 years ago

3x +7=5x-1 X=? Solve the Question

Mathematics

1 answer:

Daniel [21]3 years ago

3 0

Combine like terms.
3x-5x=-7-1
-2x=-8
x=4

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Check the picture below

and recall that

$\bf sin(\theta)=\cfrac{opposite}{hypotenuse}
\qquad
cos(\theta)=\cfrac{adjacent}{hypotenuse}\\\\
-------------------------------\\\\
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\\\\\\
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