What is simplify-7.5*(-2) 3/4 ?

The solution to simplify-7.5*(-2) 3/4 is 45/4

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simplify-7.5*(-2) 3/4

simplify

- 7.5 \cdot (- 2) \frac{3}{4}

\frac{45}{4}

Decimal Notation

11.25

Solution steps

- 7.5 (- 2) \frac{3}{4}

7.5 = \frac{15}{2}

= - \frac{15}{2} (- 2) \frac{3}{4}

Apply rule:

- a (- b) = ab

- \frac{15}{2} (- 2) = \frac{15}{2} \cdot 2

= \frac{15}{2} \cdot 2 \cdot \frac{3}{4}

Convert element to fraction:

2 = \frac{2}{1}

= \frac{15}{2} \cdot \frac{2}{1} \cdot \frac{3}{4}

Cross-cancel common factor:

2

= \frac{15}{1} \cdot \frac{3}{4}

\frac{15}{1} \cdot \frac{3}{4} = \frac{45}{4}

= \frac{45}{4}

(2 a^{- 2} b^{2} c^{4})^{- 3}

2 t

\frac{1}{5} - \frac{3}{5}

(3 a^{2} - a + 3)^{2}

(- x + 7)^{2}