X+y=21
y=6x
can anyone help with this
1 answer:
Answer:
x = 3
Step-by-step explanation:
x + y = 21
y = 6x
Since y = 6x, this is added to the equation above
x + 6x = 21
6x + x = 7x
7x = 21
/7 /7
x = 3
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