Emilio borrows $1200 from a bank with 7.5% simple interest per year. How much will he have to pay back total in 4 years?

Find the solution of system of equation y= x-4 y=4x+2

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)