3x+7=-5

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

Subtract 7 from both sides of the equation.

3x=-5-7

Subtract 7 from -5.

3x=-12

3x=-12

Divide each term by 3 and simplify.

Divide each term in 3x=-12 by 3.

3×3=-123

Cancel the common factor of 3.

Cancel the common factor.

3×3=-123

Divide x by 1.

x=-123

x=-123

Divide -12 by 3.

x=-4

x=-4

x=-4

Since x=-4 is a vertical line, there is no y-intercept and the slope is undefined.

Slope: Undefined

y-intercept: No y-intercept

Graph 3x+7=-5