2x-1=7

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

Add 1 to both sides of the equation.

2x=7+1

Add 7 and 1.

2x=8

2x=8

Divide each term by 2 and simplify.

Divide each term in 2x=8 by 2.

2×2=82

Cancel the common factor of 2.

Cancel the common factor.

2×2=82

Divide x by 1.

x=82

x=82

Divide 8 by 2.

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 2x-1=7