3 years ago

Determine if the following point is a solution to the system of equations PLEASE!:

2 answers:

8 0

Substitute -10 for x in each equation. y values should be the same.
y = 1/2x + 4 =1/2(-10)+4 = -1

y = 4x + 30 = 4(-10) +30 = -10

-1 ≠ -10, so (-10,-1) is not a solution.

o-na [289]3 years ago

4 0

Y=1/2x+4 is it hope this correct

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Answer:

The number of men was $80$

The number of women was $70$

Step-by-step explanation:

The question in English is

Having organized a bingo has raised $1900. For the entrance of men $15 and women $10 and an attendance of 150 people has been reported. Determine the number of men and the number of women who participated in the bingo.

Let

x----> the number of men

y----> the number of women

we know that

$x+y=150$