A number was subtracted from 7. After which that number was multiplied by 8. This result was then divided by 4. for a result of 20. Given this information what was the initial number. I NEED HELP ASAP!!!

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

How do i put 3(x+7) in distributive property