Calculus Examples

$y - 4 = 4 (x - 1)$

Step 1

Simplify $4 (x - 1)$ .

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Step 1.1

Rewrite.

$y - 4 = 0 + 0 + 4 (x - 1)$

Step 1.2

Simplify by adding zeros.

$y - 4 = 4 (x - 1)$

Step 1.3

Apply the distributive property.

$y - 4 = 4 x + 4 \cdot - 1$

Step 1.4

Multiply $4$ by $- 1$ .

$y - 4 = 4 x - 4$

Step 2

Move all terms not containing $y$ to the right side of the equation.

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Step 2.1

Add $4$ to both sides of the equation.

$y = 4 x - 4 + 4$

Step 2.2

Combine the opposite terms in $4 x - 4 + 4$ .

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Step 2.2.1

Add $- 4$ and $4$ .

$y = 4 x + 0$

Step 2.2.2

Add $4 x$ and $0$ .

$y = 4 x$