What is the value of x in following system? y=3x-5 6x+3y=15

Mathematics

1 answer:

Simora [160]3 years ago

5 0

I think x = 2, but im sorry if thats wrong

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Sorry I ain’t know why it look like that buh can someone help asap

GalinKa [24]

Answer:

$for \: \: dmain \: of \: {f}^{ - } \: \: is \: equal \: f \: range \\ y = \sqrt{x } - 5 \\y \: range \: is \: y \geqslant - 5\\ y + 5 = \sqrt{x} \\ x = {(y + 5)}^{2} \\ {f}^{ - 1} = {(x + 5)}^{2} \\ \\ dmain \: of \: \: {f}^{ - 1} \: x \geqslant - 5$

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2 years ago

The data represent the results for a test for a certain disease. Assume one individual from the group is randomly selected. Find

laila [671]

In the given table, we can calculate the sample space of the problem. The sample space includes all the categories of the people involved. The sample space is the total of the numbers given. This is equal to 300. The probability ofgetting someone who tests positive, given that he or she had the disease is 141/300 equal to 47 percent

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4 years ago

How do I solve this ?

Nat2105 [25]

Answer:

Step-by-step explanation:

I'm just going to go out on a limb here and assume that those are a set of poorly made parenthesis. This, then, would be your equation:

$x+\frac{x}{7}+\frac{1}{11}(x+\frac{x}{7})=60$