LO Find the area of the rectangle below.
3z
8
N
9
O 32? +353
O 3:? + 8z + 72
3:2 + 352 + 72
03:? +27 + 72

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

I'm confused on this could anyone me and show me what i need to do to solve it.

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca