Solve the following equations

1. 2(h - 8) - h = h - 16
2. 4(x - 3) + 5 = 1
3. 70 = -7(-2 -2z)
4. -2x + 4 = 2(4x-3)-3(-8+4x)
5. u + 2 =4
explain with steps for #5 !

What is the simplified expression for 6(2(y+x))

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

For what value of (y) is 3^3/3^y =1/9