What is 8*1/2+3*7-18 ?

The solution to 8*1/2+3*7-18 is 7

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81/2+37-18

8 \cdot \frac{1}{2} + 3 \cdot 7 - 18

7

Solution steps

8 \cdot \frac{1}{2} + 3 \cdot 7 - 18

Follow the PEMDAS order of operations

Multiply and divide (left to right)

8 \cdot \frac{1}{2} : 4

= 4 + 3 \cdot 7 - 18

Multiply and divide (left to right)

3 \cdot 7 : 21

= 4 + 21 - 18

Add and subtract (left to right)

4 + 21 - 18 : 7

= 7

p^{2} + 14 p + 48

6 t^{3} - 14 t^{2} - 12 t

3 k^{2} - 33 k + 72

- 2 x^{2} + 6 x \leq - 15

\frac{1}{4} + \frac{7}{10}