It is greater than 5/7. 5/7<1, and sqrt(5)>2
The answer is A. it is 4 multiplied 3 times
Answer:
Answer for #10:

Answer for #1:

Step-by-step explanation:
In order to solve a simultaneous equation using the substitution method you have to:
Use one of the equation and substitute it into the other equation, in this case equation <em>B</em><em> </em>was substituted into equation <em>A</em><em>.</em>
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Therefore since x = 1 - y, equation A would be:

80 is a good one to start with.
After that, you can move on to 83, 481, 1687, and 102,974,589 .
A= 320 cm2 and that is the answer