Question

the perimeter of a rectangle is (10x2).if it's width is (2x-1),which expression represents the length
a.5x-2
b.3x+2
c.8x+3
d.12x+1​

Answer 1

Answer:

optionC 8x+3 is the answer...

10x+2=2x-1+length

so length= 8x+3

Answer 2

It would be A. Because 2x multiply by 5x equals 10x and -1 multiplied by -2 is positive 2 which gives you the perimeter of 10x +2