Answer:
4ab² + 20b - 3a
Step-by-step explanation:
This question most likely asks us to simplify the expression, as factoring is not possible...
(ab² + 13b - 4a) + (3ab² + a + 7b),
ab² + 13b - 4a + 3ab² + a + 7b,
ab² + 3ab² + 13b + 7b - 4a + a,
Solution : 4ab² + 20b - 3a
Answer:
Step-by-step explanation:
- When 1 gallon is has been used 400 square feet of the wall will be paint
- The unit rate is 400 square feet per gallon
Answer: the domain is - infinity , + infinity
Step-by-step explanation:
Answer:
y=3
Step-by-step explanation:
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