10th grade math help
posted by Sophie .
How do you solve?
33sinx2cos^2(x) = 0

how do you solve x2+16x80/x216

explain/justify without converting to standard form.
3y=(x4)29
the two (2) in the problem is squared. 
quan is shoppin. he can buy 2 pairs of pants and 1 shirt for $79.85 before tax is added. he cab buy 1 pair of pants and 2 shirts for $69.85 before tax is added. how much does a shirt cost

y=240*x squared

nedd help n algebra 1

The 10th grade class at Johnsonville High School has 50 students. There are 20 students that take Algebra and 15 students that take Geometry. Five students take both Algebra and Geometry.
How many students in the 10th grade class are enrolled in neither Algebra nor Geometry?