Answer:
20
Step-by-step explanation:
Write 25% as 25/100 · Since, finding the fraction of a number is same as multiplying the fraction with the number, we have 25/100 of 80 = 25/100 × 80
There are 12 inches in a foot. When you convert 12 into millimeters, it becomes 304.8.
Answer:
Simplify the expression.
28.5q−2
Step-by-step explanation:
i think this what you would like
Answer:
x = -3
y = -8
Step-by-step explanation:
2y = x - 13
3x = y - 1; let y = 3x + 1
substitute to solve for 'x':
2(3x + 1) = x - 13
6x + 2 = x - 13
5x + 2 = -13
5x = -15
x = -3
solve for 'y':
3(-3) = y - 1
-9 = y - 1
-8 = y
For the third one, on the left side do 3-51.29 and keep doing it like that and you should get all the answers you need :)
