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
