What are the values of x and y for this system of equations?
2x + y = -1
-x + 3y = 18...
Mathematics, 28.01.2020 09:31 samaragreen34
What are the values of x and y for this system of equations?
2x + y = -1
-x + 3y = 18
Answers: 1
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What is the percent of increase for a population that changed from 438,000 to 561,000
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Use the expression below.β4b + 8c + 12 β 8b β 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(β2b + c + 3) b. 3(β2b + c + 3) c. 4(β2b + c + 3) d. 6(β2b + c + 3)part cwhat is the value of the expression when b = 2 and c = β3? enter your answer in the box.
Answers: 1
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Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true
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