Answer:
25
Step-by-step explanation:
It seems as though when the x value is multiplied by 7, you result in the y values (ex. 1*7 = 7). So you could say y = 7x.
Answer:
there are no real solutions to the system
Answer:
Let do this..
Step-by-step explanation:
ABCD is a parallelogram - 1
In ∆ADC and ∆CBA
AC=AC (Common)
<DAC=<BCA (Given)
AD=CB (From 1)
Therefore, ∆ADC = ∆CBA (By SAS)