Which integer is less than –3? a. 4 b. 3 c. –3 d. –4

D. -4 

In terms of a number line, - 4 is less than -3. Check it out: 

(least to greatest) 

-7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 

Wee see here that -4 is less than -3.

1. isolate the variable, in this case, d. subtract 35.5 on both sides of the equation.2. 52 subtracted by 35.5 is 16.53. therefore your answer would be d= 16.5this is the basics of pre algebra, isolating variable through adding, subtracting, multiplying, and dividing, if you have any other questions to ask just comment!