Find the sum or difference.

0

871

1

1/4(q-12)+1/3(q+9)

Guest Oct 24, 2014

0 users composing answers..

Best Answer

+23247

+5

(1/4)(q - 12) + (1/3)(q + 9)

Use the distributive property:

(1/4)q - (1/4)(12) + (1/3)(q) + (1/3)(9)

(1/4)q - 3 + (1/3)q + 3

(1/4)q + (1/3)q

Now, add 1/4 and 1/3:

common denominator is 12: 1/4 = 3/12 and 1/3 = 4/12 so: 1/4 + 1/3 = 3/12 + 4/12 = 7/12

= (7/12)q

geno3141 Oct 24, 2014

1⁺⁰ Answers

+23247

+5

Best Answer

(1/4)(q - 12) + (1/3)(q + 9)

Use the distributive property:

(1/4)q - (1/4)(12) + (1/3)(q) + (1/3)(9)

(1/4)q - 3 + (1/3)q + 3

(1/4)q + (1/3)q

Now, add 1/4 and 1/3:

common denominator is 12: 1/4 = 3/12 and 1/3 = 4/12 so: 1/4 + 1/3 = 3/12 + 4/12 = 7/12

= (7/12)q

geno3141 Oct 24, 2014

2 Online Users