X+1/2(x-4)=1/2x+6(x-2) how many solutions does the equation have?
A. 0
B. 1
C. 2
D. 4
PLEASE HURRY

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

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.

Factor and solve to find roots x squared -x - 90 =0