-23+7=-16
fifty-five - 55
7 gallons plus 16 gallons equals 23 gallons.
78 - without the aid of a calculator !
-9
2x + 7 + 2x = 23 4x + 7 = 23 4x = 16 x = 16/4 x = 4
23 + 16 + 16 = 55
23 plus 16 plus 16 equals 55. This is an addition equation and addition is a math operation that represents the total sum of objects in a collection.
16 + 23 + 14 = 53
23 plus 7684235 equals 7684258.
It equals 435
8 plus 15 = 23