Sally is saving money. She has $400 in her bank account. She
deposits $20 every month into
her account. Write an equation with the formula: y=mx+b

400=20x+0

Step-by-step explanation:

if she is depositing 20 a month then it has to be next to the +

there is no included tax so you don't have to add anything

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.