Evaluate 4a + 5b when a = 2 and b = 3.1.

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

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.

What number is 7 units left of -15?