Evaluate the numerical expression. 1.3(3.6 − 2.1) − 8.9 a) −10.85 b) −4.16 c) −6.95 d) −9.62

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48