By substitution
4x + 8y = 20
-4x + 2y = -30...
Answers: 1
Mathematics, 21.06.2019 18:30
The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base
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Mathematics, 21.06.2019 18:30
Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?
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Mathematics, 21.06.2019 20:00
Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible
Answers: 1
Mathematics, 21.06.2019 20:00
What is the ratio of the length of an object in yards to the length of the same object in miles?
Answers: 3
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