12. The perimeter of a rectangle is (6x + 5y) centimetres. Suggest two possible dimensions
of the rectangle.​

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}

its an acute right triangle

step-by-step explanation:

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2

c(x)= 6x + 3

step-by-step explanation: