Basic Math Examples

$80 = \frac{1}{2} \cdot (u + 0) \cdot 4$

Step 1

Rewrite the equation as $\frac{1}{2} \cdot (u + 0) \cdot 4 = 80$ .

$\frac{1}{2} \cdot (u + 0) \cdot 4 = 80$

Step 2

Simplify $\frac{1}{2} \cdot (u + 0) \cdot 4$ .

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Step 2.1

Add $u$ and $0$ .

$\frac{1}{2} \cdot u \cdot 4 = 80$

Step 2.2

Combine $\frac{1}{2}$ and $u$ .

$\frac{u}{2} \cdot 4 = 80$

Step 2.3

Cancel the common factor of $2$ .

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Step 2.3.1

Factor $2$ out of $4$ .

$\frac{u}{2} \cdot (2 (2)) = 80$

Step 2.3.2

Cancel the common factor.

$\frac{u}{2} \cdot (2 \cdot 2) = 80$

Step 2.3.3

Rewrite the expression.

$u \cdot 2 = 80$

Step 2.4

Move $2$ to the left of $u$ .

$2 u = 80$

Step 3

Divide each term in $2 u = 80$ by $2$ and simplify.

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Step 3.1

Divide each term in $2 u = 80$ by $2$ .

$\frac{2 u}{2} = \frac{80}{2}$

Step 3.2

Simplify the left side.

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Step 3.2.1

Cancel the common factor of $2$ .

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Step 3.2.1.1

Cancel the common factor.

$\frac{2 u}{2} = \frac{80}{2}$

Step 3.2.1.2

Divide $u$ by $1$ .

$u = \frac{80}{2}$

Step 3.3

Simplify the right side.

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Step 3.3.1

Divide $80$ by $2$ .

$u = 40$