Step-by-step explanation:
Answer: 3x-7
Explanation: x times 3
(3x)
subtracted by 7
(3x-7)
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(23 centimeters) x (10 millimeters/1 centimeter) = <em>230 millimeters</em>
The answers to your questions are 1.D, and 2.C
The correct answer is 3×10^16
Answer:

Step-by-step explanation:
If two polygons are similar, then corresponding sides are in proportion.
The corresponding sides:
4 → x
y → 15
3 → w
2 → 6
z → 9
therefore:
<em>cross multiply</em>

<em>divide both sides by 6</em>
