Is 20x2-25x-105 factored to 4x2-5x-21?

2x plus 5 equals 10 in a real life situation

Together, Tim and Allen worked 22 hours on a project. Allen worked one more than twice the amount of hours Tim worked. How many hours did each boy work?

What is the slope of a line that passes through (-14,13) and (7,0) ? A. 21/13 B. - 13/21 C. 13/21 D. - 21/13

The population of a community is known to increase at a rate proportional to the number of people present at time t. The initial population P0 has doubled in 5 years. Suppose it is known that the population is 9,000 after 3 years.

A copy machine makes 44 capies per minute. iHow fong does it take to make 187 copies?

A construction crew has just finished building a road. the crew worked for 10 days. if they build 2 3/4 kilometers of road each day, what is the total length of road they built?

Let f (x) = x²+3x-4 and g (x) = x+5 Find f (x) • g (x) A) x³+3x²+16x-20 B) x³+5x²+14x-20 c) x³+8x²+11x-20 D) x³+9x²+19x-20

Explain how you can use the graph of the quadratic function f (x) to solve the equation f (x) = 0

Marcus solved for x in the quadratic equation x2 - 10x + 25 = 0. x = StartFraction negative b plus or minus StartRoot b squared minus 4 a c EndRoot Over 2 a EndFraction x =

Trina wants to hang-glide at the same number of meters above sea level as she scuba-dived below sea level. will she fly higher than Jessie did? Explain.