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3. Evaluate each of the expressions. b. 7 2x for x 5
a. 3y 4 for y 2
c. 5x 2y 3 for x 1, y 0 d. 30 2x 3y for x 4, y 7
4. Write >, <, or . 11x for x 2
a. 9x 4 for x 2
b. 4x 3 7y for x 3, y 2 2y for y 2
5. Kate earns $20 a day. Ricky earns $15 a day. If they worked for the same number
of days and made $210 together, for how many days did they work?
3. Evaluate each of the expressions. b. 7 2x for x 5
a. 3y 4 for y 2
c. 5x 2y 3 for x 1, y 0 d. 30 2x 3y for x 4, y 7
4. Write >, <, or . 11x for x 2
a. 9x 4 for x 2
b. 4x 3 7y for x 3, y 2 2y for y 2
5. Kate earns $20 a day. Ricky earns $15 a day. If they worked for the same number
of days and made $210 together, for how many days did they work?
