What is (2(-4)+7)/3 ?

The solution to (2(-4)+7)/3 is -1/3

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(2(-4)+7)/3

\frac{2 ( - 4 ) + 7}{3}

- \frac{1}{3}

Solution steps

\frac{2 ( - 4 ) + 7}{3}

Solve

2 (- 4) + 7 : - 1

Follow the PEMDAS order of operations

Multiply and divide (left to right)

2 (- 4) : - 8

2 (- 4)

Apply rule

a \cdot (- b) = - a \cdot b

2 (- 4) = - 2 \cdot 4 = - 8

= - 8

= - 8 + 7

Add and subtract (left to right)

- 8 + 7 : - 1

- 8 + 7

- 8 + 7 = - 1

= - 1

= - 1

= \frac{- 1}{3}

Apply the fraction rule:

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

= - \frac{1}{3}

- 69 \div 23 - (2 \times (- 9) \div 3 - 4)

7 + 4 \div 2

(- 1)^{3} - 4 (- 1)^{2} + 5 (- 1) + 2

2 \cdot 0 - 5

(- 5) + (- 5) \cdot 4 - (- 2) \cdot (- 9)