10x+11y=190 5x+12y=160

How many grams are in 8 kilograms? if 100 grams = 1 kilogram

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

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.