The lines have equal gradients;
m
Equation of line 2;
y=mx+c
y=
x+c
-15=
+c
c=-11
y=4/5x-11
m
Equation of line 2;
y=mx+c
y=
-15=
c=-11
y=4/5x-11
On a field trip there are 18 chaperones supervising 81 children. If the children are broken into groups how many adults are need
1 answer:
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