What is the answer to 4/(y+2)= 7/(y-4) ?

The answer to 4/(y+2)= 7/(y-4) is y=-10

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

4/(y+2)= 7/(y-4)

\frac{4}{y + 2} = \frac{7}{y - 4}

y = - 10

Solution steps

\frac{4}{y + 2} = \frac{7}{y - 4}

Cross multiply

4 y - 16 = 7 y + 14

Move

16

to the right side

4 y = 7 y + 30

Move

7 y

to the left side

- 3 y = 30

Divide both sides by

- 3

y = - 10

Verify Solutions

Find undefined (singularity) points:

y = - 2, y = 4

Combine undefined points with solutions:

y = - 10

d, b = \frac{4 d - c}{d}

v, m = \frac{d}{v}

\frac{2 x}{x + 1} = 5 - \frac{2}{x + 1}

6 π = \frac{2 π}{b}

\frac{4 c + 8}{c} = \frac{10}{5}

What is the answer to 4/(y+2)= 7/(y-4) ?
The answer to 4/(y+2)= 7/(y-4) is y=-10
Solve for y: 4/(y+2)= 7/(y-4)
The solution is y=-10