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

The solution to -3(2)+7(-4) is -34

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-3(2)+7(-4)

- 3 (2) + 7 (- 4)

- 34

Solution steps

- 3 (2) + 7 (- 4)

Follow the PEMDAS order of operations

Multiply and divide (left to right)

- 3 (2) : - 6

- 3 (2)

Apply rule:

(a) = a

(2) = 2

= - 3 \cdot 2

Multiply the numbers:

- 3 \cdot 2 = - 6

= - 6

= - 6 + 7 (- 4)

Multiply and divide (left to right)

7 (- 4) : - 28

7 (- 4)

Apply rule

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

7 (- 4) = - 7 \cdot 4 = - 28

= - 28

= - 6 - 28

Add and subtract (left to right)

- 6 - 28 : - 34

- 6 - 28

- 6 - 28 = - 34

= - 34

= - 34

- 4 (3) + 4

2 - 3^{2} \cdot 5 + 21 \cdot 2 + 2^{0}

(- 1 + 2)^{2} - 1

2 (32 - (8 - 3)^{2})

(3 \div 4) - (- 5 \div 12)