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malcolm-brooks
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Making Equations (2)
Algebra
5
x + 7
Area = 53cm2
The area of a rectangle.
In each of the examples below, the area of the rectangle is given.
Make an equation and solve it to find x. Hence state the lengths of the sides of the rectangles.
3
2x + 1
Area = 19cm2
4
x + 5
Area = 27cm2 2
3x + 2
Area = 17cm2
Make an equation and solve it to find x. Hence state the lengths of the sides of the rectangles.
6
2x - 5
Area = 67cm2
x + 1
7
Area = 57cm2
8
2x + 3
Area = 86cm24
3x - 1
Area = 35cm2