Question

a) Add (7+9a-7b),(25+4a-6)​

Answer 1

Step-by-step explanation:

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Answer 2

$\huge\underbrace\orange{Answer}$

$(7 + 9a - 7b) + (25 + 4a - 6) \\ 7 + 9a - 7b + 25 + 4a - 6 \\ write \: the \: like \: terms \\ 9a + 4a - 7b + 7 + 25 - 6 \\ 13a - 7b + 26$