Answer:
w = 5
y = 4
Step-by-step explanation:
w+y=9
3w-y=11
4w = 20
w = 5
y = 4
M is the exponent of z inside parentheses. In expanded form, the exponent of z is 8m, so m is 1/8 of the exponent of z.
Answer:
20%
Step-by-step explanation:
To find what percentage is $10 out of $50, we divide 10 by 50:

If we want to get the result in percentage form, we simply multiply it by 100%:

So a tip of $10 on a $50 bill is a tip of 20%.
A !! 7x-4y=3 is linear !!
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