Miška 5871

Miška and Erika saved € 30. Erika saved five times more than Miška. How much did Erika save?

Correct answer:

x =  25

Step-by-step explanation:


x+y=30
x = 5y

x+y=30
x = 5·y

x+y = 30
x-5y = 0

Row 2 - Row 1 → Row 2
x+y = 30
-6y = -30


y = -30/-6 = 5
x = 30-y = 30-5 = 25

x = 25
y = 5

Our linear equations calculator calculates it.



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