Kate’s math homework had a set of equations and one word problem. She took 3 minuets to solve each other equation, then 7 minuets to solve the word problem. If it took her 52 minuets in total, how many equations did she solve?

Which one ? is the answer and how to find this answer

The measure of an angle is 117°. what is the measure of a supplementary angle?

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.