What is the triangle that has three congruent sides and three congruent angles

Write the sentence as an equation. z plus 372 is equal to 160

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

How do you solving the solution of each system using elimination?