The sum of 4 times a number and 18 is 28.

Solve the equation: x − 7 = 6

Solve \(\frac { 4y }{ 3 } -7=\frac { 2 }{ 5 } y\)

Draw the graph of y = 5 x

x	-3	-1	0	2	3
y	-15	-5	0	10	15

Relation between Quantity and Cost
The following table gives the quantity of milk and its cost.

Quantity of milk	5	10	15	20
Cost of milk	150	300	450	600

Plot the graph.