Find the slope and the y-intercept
-7x - 8y = 56
A) $m = \frac { 7 } { 8 } ; ( 0 , - 7 )$
B) $\mathrm { m } = - \frac { 7 } { 8 } ; ( 0,7 )$
C) $m = 7 ; ( 0,56 )$
D) $\mathrm { m } = \frac { 8 } { 7 } ; ( 0,8 )$

Question

Find the slope and the y-intercept
-7x - 8y = 56 
A) $m = \frac { 7 } { 8 } ; ( 0 , - 7 )$
B) $\mathrm { m } = - \frac { 7 } { 8 } ; ( 0,7 )$
C) $m = 7 ; ( 0,56 )$
D) $\mathrm { m } = \frac { 8 } { 7 } ; ( 0,8 )$

Quizplus · Accepted Answer

The equation is in the form y = mx + b, where m is the slope and b is the y-intercept. To find the slope, we solve for y:7x - 8y = 56-8y = -7x + 56y = (7/8)x - 7So the slope is m = 7/8. To find the y-intercept, we set x = 0:y = (7/8)(0) - 7y = -7So the y-intercept is (0, -7).

Find the Slope and the Y-Intercept -7x - 8y = m=78;(0,−7)m = \frac { 7 } { 8 } ; ( 0 , - 7 )m=87​;(0,−7)

Find the Slope and the Y-Intercept
-7x - 8y = $m = \frac { 7 } { 8 } ; ( 0 , - 7 )$