Denise makes a scale model of a train for a science
fair project. The actual train has a length of 80 feet.
Denise's scale model of the train has a length of 5
feet. The diameter of the largest wheel on the actual
train is 60 inches.
Using the same scale, what is the diameter, in inches,
of the largest wheel on Denise's scale model?
Online the number

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Hundred and tens tables to make 430 in five different ways

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?