Jacob is 3 years younger than his friend noah. noah is x years old. what expression represents jacob's age in 7 years? drag and drop the values to the boxes to complete the expression.+−3 4 7 1 0 x

x + 4  

Step-by-step explanation:

Noah's age = x

Jacob's age = x – 3

In seven years,

Jacob's age = x – 3 + 7

Jacob's age = x + 4

18.75 gallons

step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.