Determine if each equation has no solution one solution or many solutions
2(3x+4)-(x-8)=3(4x+2)-7x+10

3(x+1)-x+4=2x-6

Question and answers are in the attached picture. you so much in advance.

In δabc, if the length of side b is 3 centimeters and the measures of ∠b and ∠c are 45° and 60°, respectively, what is the length of side c to two decimal places?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?