In february, you have a balance of $270 in your bank account. each month you deposit $45. let january = 1, february = 2, and so on. write an equation for this situation. use the equation to find the balance in june.

In February, you have a balance of $270 in your bank account.
In January, you have a balance of $270 - $45 = $225 in your bank account.
In December, you have a balance of $225 - $45 = $180 in your bank account.

y = $180 + $45x, where x = 1, 2, 3, 4...

Balance in June: x = 6
y = $180 + $45x = $180 + $45×6 = $180 + $270 = $450