Mathematics, 10.09.2019 20:30 kleighlamb4850

Write this expression in standard form by collecting like terms:
9 (a - b) + 5 (2a - 2b)
a. 14a - 14b
b. 8a - 7b
c. 19a - 19b
d. -19a + 14b
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Write this expression in standard form by collecting like terms:
9 (a - b) + 5 (2a - 2b)