75 + 16 + 25 = 116
the commutative property of addition
75 25 + 75 = 100
75
31
75 / 15 + 4 + 7 = 16
4/25 + 2/15 = 12/75 + 10/75 = 22/75
It is a linear equation in the variable a.
25x + 75 = 25*(x + 3)
12 + 16 + 18 + 20 + 9 = 75
25 + 25 + 25 = 75
1 times 75 equals 75.
25