Two-Step Equation Solve for x in each equation below. ONLY input the value of x.
1) 8x + 4 = 28
2) 30x = 3x - 3
3) X/4 + 5 =7
4) 4x + 10 = 26

Valentino starts with a population of 1,500 amoebas that increases 35% in size every hour for a number of hours, h. the expression 1,500(1+0.35)h finds the number of amoebas after h hours. which statement about this expression is true? a. it is the initial population raised to the growth factor after h hours. b. it is the sum of the initial population and the percent increase. c. it is the sum of the initial population and the growth factor after h hours. d. it is the product of the initial population and the growth factor after h hours.

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

How many zeros does the function f(x)=4x3-x2+1 have