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A rectangle has a length of (x+4)cm and a width of (3x-1)cm. It’s perimeter is 78cm Calculate the value of x

A rectangle has a length of (x+4)cm and a width of (3x-1)cm. It’s perimeter is 78cm Calculate the value of x
asked 175k views
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A rectangle has a length of (x+4)cm and a width of (3x-1)cm. It’s perimeter is 78cm

Calculate the value of x

asked
User Joarder Kamal
by
8.3k points

1 Answer

3 votes

Answer:

X≈ 2,37 cm

x= (-11+√637)/6 cm

Explanation:

A rectangle has a length of (x+4)cm and a width of (3x-1)cm. It’s perimeter is 78cm-example-1
answered
User Alessandro Garcez
by
7.3k points
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