3. <span>Corollary
4. Congruent Polygons
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Answer: none
1) combine like terms: 4x + 8 = 4x - 13
2) Add 13 to both sides (addition property of equality)
3) Subtract 4x from both sides (subtraction property of equality)
4) 21 does not equal 0
Correct the first way is 1to1, 1:1, 1 boy to 1 girl .
T. Pitagora twice => new street = 2

= 8.94 miles;
135*8.94 = 1206.9$;