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Algebra 1 help please Solve 19a + 11b = 12a + 15 for a. Select one: a. 77 – 11b) b. (15 + 11b 1/7 c. 7 ( 15 – 11b ) d. (15 – 11b)

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Zaptask · Answer 1 · 2021-06-17T20:33:38+0000

Answer:

a = (15-11b)/7

Explanation:

19a + 11b = 12a + 15

Subtract 12a from each side

19a-12a + 11b = 12a-12a + 15

7a +11b = 15

Subtract 11b from each side

7a+11b-11b = 15 -11b

7a = 15-11b

Divide by 7

7a/7 = (15-11b)/7

a = (15-11b)/7

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