Solve each of the following for x:
a. x+2=5
b. x²+2x=5x
c. x(5x−20)+2(5x−20)=5(5x−20)

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Find the sixth term of the following geometric sequence.

The equation m = 19.32v can be used to find the mass m in grams of a pure gold coin with volume v in cubic centimeters. carl has a coin with a mass of 37.8 grams. the coun's volume is 2.1 cubic centimeters. could the coin be pure gold? explain your reasoning. whoever answers this correctly gets marked brainliest! this is also worth a decent amount of points than normal questions!