What is ((3a))/((16-4a))+3/((a-4)) ?

The solution to ((3a))/((16-4a))+3/((a-4)) is -3/4

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify ((3a))/((16-4a))+3/((a-4))

simplify

\frac{( 3 a )}{( 16 - 4 a )} + \frac{3}{( a - 4 )}

- \frac{3}{4}

Decimal

- 0.75

Solution steps

\frac{3 a}{16 - 4 a} + \frac{3}{a - 4}

Least Common Multiplier of

16 - 4 a, a - 4 : 4 (a - 4)

Adjust Fractions based on the LCM

= \frac{- 3 a}{4 ( a - 4 )} + \frac{12}{4 ( a - 4 )}

Apply the fraction rule:

\frac{a}{c} + \frac{b}{c} = \frac{a + b}{c}

= \frac{- 3 a + 12}{4 ( a - 4 )}

Cancel

\frac{- 3 a + 12}{4 ( a - 4 )} : - \frac{3}{4}

= - \frac{3}{4}

2^{3 n}

[\frac{1}{2 \cdot x + y}]^{2}

\frac{1 + tan ^{2} ( a )}{1 + cot ^{2} ( a )}

3 w - 52 w + w - 7

[\frac{3 ^{3} - ( \frac{1}{2} ) ^{- 3} x ^{1}}{19}]

What is ((3a))/((16-4a))+3/((a-4)) ?
The solution to ((3a))/((16-4a))+3/((a-4)) is -3/4