15x+3y=-2 in slope-intercept form

The system of equations graphed below has how many solutions?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm