18x + 3y = -21 !!!!!!!!!!
2 answers:
Answer:
x= -1/6 y + -7/6
Step-by-step explanation:
18x+3y=-21
slope -intercept form: y=mx+b
move 18x to the other side
sign changes from +18x to -18x
18x-18x+3y=-18x-21
3y=-18x-21
divide both sides by 3 to find slope-intercept form
3y/3=-18x/3-21/3
y=-6x-7
answer: y=-6x-7
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