PLEASE HELP
x + y = 90
a. Write the equation in slope-intercept form.
b. Graph the equation.
c. Use the graph to find the value of y if x = 30

PLEASE HELP x y 90 a Write the equation in slopeintercept form b Graph the equation c Use the graph to find the value of y if x 30 class=

Respuesta :

Answer:

y=60

x=30

Step-by-step explanation:

x+y=90⁰

if x is 30

30+y=90

y=90-30

y=60