Mathematics, 11.05.2021 17:20 lyrique
ERROR ANALYSIS Describe and correct the
error in solving the system of linear equations.
2x + y = 5 Equation 1
3x - 2y = 4 Equation 2
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Step 1:
2x + y = 5
y = -2x + 5
Step 2:
2x + (-2x + 5) = 5
2x - 2x + 5 = 5
5 = 5

Answers: 2
Mathematics, 21.06.2019 16:20
An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.
Answers: 2
Mathematics, 21.06.2019 21:10
For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=
Answers: 2
Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
ERROR ANALYSIS Describe and correct the
error in solving the system of linear equations.
2x +...
2x +...
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