Chapter 2 – Extra Practice Word Problems and Literal Equations Page 1 Solve for the variable stated. Part 1 1. 3x – 4y = 7, for x. 2. 15y + 1 = x, for y. 3. ex – 2y = 3z, for x. 4. 3 5 y + a = b, for y. 5. y = mx + b, for m. 6. by 2 3 c , for y. 7. P E 2 R , for R. 8. km + 5x = 6y, for m. 9. p(t + 1) = -2, for t. 10. 3ax n 5 4 , for x. Part 2 1. –3x + b = 6x, for x. 2. y a 3 c , for y. 3. v = 4 + at, for a. 4. I = prt, for r. 5. H = (0.24)I 2 Rt, for R. 6. 4b – 5 = -t, for b. 7. c = 3 4 y + b, for y. 8. 5 x y a 2 , for a. 9. 3x – 4y = 7, for y. 10. 4x + b = 2x + c, for x. Part 3