Basically to solve this, you set both equations equal to each other and solve because the angles are the same.

5x+7=8x-71
isolate x by adding 71 to both sides and subtracting 5x from both sides

3x= 78

divide 78 by 3

x=26

7 0

3 years ago

Simplify. 5x^3/(7x^3+x^4)

Mashutka [201]

Hello,

$\frac{5 x^{3} }{7 x^{3} + x^{4} } = \frac{5 x^{3} }{x^{3}(7+x) }=\frac{5} {7+x}$

Answer Almost A with parenthesis

5/(7+x)

6 0

4 years ago

Which of the solution sets is all real numbers? |x| < -1 |x| = -1 |x| > -1?

charle [14.2K]

|x| > -1 represents all real numbers.

5 0

3 years ago

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