Annie loves to color. She had a set of brush markers, but then she got a new set of 64 fine-tip markers for her birthday. Now, Annie has a total of 186 markers. Let b represent how many brush markers Annie has. Which equation models the problem?
b+64=186
b–64=186

step-by-step explanation:

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of