1/2(4x−5)+52=10 x= a: 5 b: 8 c: 12 d: 20 3/4k+3/8k=12 k= 1.4x+2.6x=−16 x=-13 x=-4 x=-48 x=19 1/3(3+2x)−1=10 a: x= 6 2/3 b: x=15 c: x=20 d: x=5

the solution is h=10 because you add 9 to each side of the equation.

square pyramid

step-by-step explanation:

square prism looks like nothing like that

triangular prism has a rectangular base instead of a square base

tetrahedron has a triangular base