What is the value of the 30th term in the following arithmetic sequence 12,6,0,-6

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.