Which description represents the expression 3x+43x+4 ?

a.4 added to 3 plus a number

b.4 less than 3 times a number

c. the sum of 3 times a number and 4

d.4 divided by the product of 3 and a number

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Solve for x and y a x= 13.3 y= 16.7 b x= 23.3 y= 12.5 c x= 7.5 y= 16.7 d x=7.5 y= 12.5