Parallel lines have same slope, so first isolate y to get the equation into y=mx+b form.
-2x+3y=2
3y = 2x + 2
Now plug the point (3,4) into y = 2x + b
4 = 2(3) + b
Solves for be
b = -2
So the new equation is y = 2x - 2
There are 165 students in the after-school program. If 10 children will be assigned to each instructor, how many instructors nee
d to be hired? (Use bar model for this one)
2 answers:
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