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<em><u>Answer:</u></em>
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<em><u>13 and 5</u></em>
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<em><u>Step-by-step explanation:</u></em>
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<em><u>x+y=18</u></em>
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<em><u></u></em>
<em><u>x-y=8</u></em>
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<em><u>_____</u></em>
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<em><u>2x=26</u></em>
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<em><u>x=13</u></em>
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<em><u>So the first number must be 13</u></em>
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<em><u>13+y=18</u></em>
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<em><u>y=5</u></em>
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<em><u></u></em>
<u><em>And the second number must be 5</em></u>
20:) because if you round 19 the nine makes the 1 a 2 lol
The circumference of a circle is the distance around the outside of the circle. The diameter is the distance across the circle. It must pass through the center or the circle. For any circle, regardless of diameter, there is a consistent ratio between the circle's circumference and the length of its diameter.
Answer:
3.11
Step-by-step explanation:
f(4)=f(4-1)+2
=f(3)+2
=f(3-1)+2+2
=f(2)+4
=f(2-1)+2+4
=f(1)+6
=5+6 (f(1)=5)
=11
1 to 45 is 45
90 divided by 2 is 45
135 divided by 4 is 45
180 divided by 4 is 45
all of them have the same relationship and a proportional to each other
