# Rectangles: 3540

The dimensions of the left rectangle are 4 cm and (x+1) cm. The right rectangle consists of two rectangles: the upper one with dimensions of 3 cm and x cm and the lower one with an area of 7 cm

^{2}. We know that the area of the left rectangle is the same as the area of the right rectangle. Determine x.## Correct answer:

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