find the sum of the following expressions. show your solution.
1. 2a + 3a + 7a + a =
2. (-2y - 4) + (5y + 6) =
3. 6a^3 - 5a^2b - 4b^2
-5a^3 + 6a^2b + 8b^2
4. (5b + 8m) + (-3b - 12m)
1. 2a + 3a + 7a + a =
2. (-2y - 4) + (5y + 6) =
3. 6a^3 - 5a^2b - 4b^2
-5a^3 + 6a^2b + 8b^2
4. (5b + 8m) + (-3b - 12m)
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Answer:
1.347a
2.(7y-8a)
3.9.02b
4.20m)-2b
Step-by-step explanation:
yan po sagot