You put 399 into a saving account with an interest rate of 4% which earns $31.92 over a period of time how long was the period of time

Consider the graph of the exponential function y=3(2)×

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Find │7│. a. 1 over 7 b. –7 c. 7 asap i always mark brailiest who me so