We cant get 2 fours in a single die.we need at least 2 die to get 2 fours.
21-3= 18 and 18 divided by 6 equals 3 so v=3
Answer:The answer would be C-13
Step-by-step explanation:You would get C because you are going up 3 cubes every shape so 7 plus 3 is 10 then for the fifth shape 10 plus 3 is 13 and that is the finale answer
Check the picture below. So let's use those two points on the line.

bearing in mind that the standard form is also a general form.
standard form for a linear equation means
• all coefficients must be integers, no fractions
• only the constant on the right-hand-side
• all variables on the left-hand-side, sorted
• "x" must not have a negative coefficient