Solve the equation.
4x-13=3x+9
X=2
X=3.7
X=11
X=22

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

What number is 7 units left of -15?