Question

* will mark brainliest - if you give an explanation*

The length of each side of an equilateral triangle is (4x - 7) cm. Write an equation to determine the value of x that will produce a triangle with a perimeter of 27 cm.

Answer 1

3(4x-7)=27
12x-21=27
12x=48
x= 4

x = 4cm is your answer.

brainliest would be appreciated