How many solutions does the nonlinear system of equations graphed below
have?

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Its worth 10000000 points need asap if you answer correctly ill mark brainliest