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Popular >

680= n/2 (5+75)

Solution

680 = \frac{n}{2} (5 + 75)

Solution

n = 17

Solution steps

680 = \frac{n}{2} (5 + 75)

Switch sides

\frac{n}{2} (5 + 75) = 680

Add the numbers:

5 + 75 = 80

80 \cdot \frac{n}{2} = 680

Multiply fractions:

a \cdot \frac{b}{c} = \frac{a \cdot b}{c}

\frac{n \cdot 80}{2} = 680

Divide the numbers:

\frac{80}{2} = 40

40 n = 680

Divide both sides by

40

n = 17

Popular Examples

\frac{2}{3} x = \frac{9}{4}

2 (x + 9) - 4 = 68

2/3 v-6=6-2/3 v

\frac{2}{3} v - 6 = 6 - \frac{2}{3} v

\frac{x}{2} + \frac{2 x}{3} = 1

solvefor x,8y-2x=-40 solve for

x, 8 y - 2 x = - 40

Frequently Asked Questions (FAQ)

What is the answer to 680= n/2 (5+75) ?
The answer to 680= n/2 (5+75) is n=17
Solve for n: 680= n/2 (5+75)
The solution is n=17