What is (4b+20)/5-(b-1)/2 ?

The solution to (4b+20)/5-(b-1)/2 is (3b+45)/(10)

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simplify (4b+20)/5-(b-1)/2

simplify

\frac{4 b + 20}{5} - \frac{b - 1}{2}

\frac{3 b + 45}{10}

Solution steps

\frac{4 b + 20}{5} - \frac{b - 1}{2}

Least Common Multiplier of

5, 2 : 10

Adjust Fractions based on the LCM

= \frac{( 4 b + 20 ) \cdot 2}{10} - \frac{( b - 1 ) \cdot 5}{10}

Apply the fraction rule:

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

= \frac{( 4 b + 20 ) \cdot 2 - ( b - 1 ) \cdot 5}{10}

Simplify

(4 b + 20) \cdot 2 - (b - 1) \cdot 5 : 3 b + 45

= \frac{3 b + 45}{10}

(- 27) \frac{5}{3}

y^{4} - 1

6 - 16

- \frac{3}{4} + (- \frac{1}{2})

(- 1) (- 4)