6+3{[4-2(4-7)]}=
I need answer this whit steps.

pls.

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

Nikolas calculated the volume of the prism. his work is shown below.