A real polynomial of degree 4 has leading coefficient 1 and zeroes at 1, 2, 3 and c. Given that the curve crosses the y-axis at y = −24, work out:
a. the value of c
b. the value of the coefficient of x.

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

What does x = in this equation x+3+2x=x+5

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.