Question

Solve the following 5x+7=2x-8

Answer 1

Answer:

answer given below

Step-by-step explanation:

Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :

5*x+7-(2*x-8)=0

Step by step solution :

STEP

1

:

Pulling out like terms

1.1 Pull out like factors :

3x + 15 = 3 • (x + 5)

Equation at the end of step

1

:

STEP

2

:

Equations which are never true

2.1 Solve : 3 = 0

This equation has no solution.

A a non-zero constant never equals zero.

Solving a Single Variable Equation:

2.2 Solve : x+5 = 0

Subtract 5 from both sides of the equation :

x = -5

One solution was found :

x = -5

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Answer 2

Answer:

$5x+7=2x-8\\5x-2x=-8-7\\3x=-15\\x=\frac{-15}{3} \\x=-5$

Step-by-step explanation: