Answer: 2 -10-5
Step-by-step explanation:
Answer:
the last one
Step-by-step explanation:
Step-by-step explanation:
Hey there!!
Given, The ratio is: 5:7
Let x be a common factor.
Now,
5x+7x = 60
12x = 60
Therefore, x= 5.
5x = 5×5 = 25.
7x= 7×5=35.
<em><u>Hope it helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>
Answer:
Step-by-step explanation:
5
x + y = 5 => x = 5 - y
y - 4 = - x
=> y - 4 = - ( 5 - y)
=> y - 4 = - 5 + y
=>4 = 5 , not true
So, no solution => system is inconsistent
6
option b
Explanation just as above.