What is 2+(3\times 5)-(1+5-7) ?

The solution to 2+(3\times 5)-(1+5-7) is 18

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2+(3\times 5)-(1+5-7)

2 + (3 \cdot 5) - (1 + 5 - 7)

18

Solution steps

2 + (3 \cdot 5) - (1 + 5 - 7)

Follow the PEMDAS order of operations

Calculate within parentheses

(3 \cdot 5) : 15

= 2 + 15 - (1 + 5 - 7)

Calculate within parentheses

(1 + 5 - 7) : - 1

= 2 + 15 - (- 1)

Add and subtract (left to right)

2 + 15 - (- 1) : 18

= 18

- 4 (5)^{2}

[15 + (8 - 3) 5] \div [(8 - 2) \div 2 + 7]

6^{2} + 2 \times 3 - 5 + 3

5/8 - 1/2 + 2/3 - 5/6

2 \times 5^{3}