PLEASE HELP Solve 2^x=20 for x. Express your answer in terms of the common log (NOT as a decimal).
x = log a/log b
a =
b =

The actual width ( w) of a regulation soccer field is 90 meters (m), and the actual length is 120 meters (m). a coach has drawn a scale model of the field on a blackboard. if the longest side of his drawing is 18 cm, how long is the other side of the drawing( w)?

Yahir designs bracelets. he uses between 9 and 15 red and yellow beads in the ratio of 2 red bead to 5 yellow beads. drag the beads into the container to meet these requirements

What is the solution to the division problem below x3+x2-11x+4/x+4