Mathematics, 22.11.2019 01:31 wwwvio7565
Which of the following would not be the result of a substitution in the following system? 2x + y = 7 y - x = 1
a) 7 - 2x - x = 1
b) 2x + x + 1 = 7
c) 2(y + 1) + y = 7
Answers: 2
Mathematics, 21.06.2019 12:30
Can someone explain the elimination method to me for this problem?
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Mathematics, 21.06.2019 14:40
Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .
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Mathematics, 21.06.2019 18:30
According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.
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