Perimeter of triangle = all sides added up
3a + 4 + 2a - 7 + 9a + 11
now add like terms
3a + 2a + 9a = 5a + 9a = 14a
4 - 7 + 11
= -3 + 11 = 8
so we have 14a + 8
as our simplest expression
Answer:
<h2>2 c. = 1 pt.</h2><h2>2 pt. = 1/4 qt.</h2><h2>1 gal. = 4 qt.</h2><h2>4 qt = 1 gal.</h2>
Step-by-step explanation:
Answer:
Melissa =13 years
Becky = 12 years
Daniel =10 years
All share $28 in the ratio of their ages.
Becky gives a third of her share to her mother.
B : D : M : : 12 : 10 : 13
Becky's $28 = $9.60
Becky has left with =$6.40.
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Step-by-step explanation:
Answer:
og angle: 126.8
complementary angle: 53.2
og angle mirror (if any): 126.8
complementary angle mirror (if any): 53.2
Answer: Mass is how much stuff something is made of. Volume is how much space an object takes up.
