Answer:
Step-by-step explanation:i dont know duuu
The height of the three cube - shaped boxes may be determined by getting the cube roots of their volumes. For the first two boxes with volumes of 1,331 m³ each, their heights are 11 m each. For the third box, the height is the cube root of 729 m³ and that is 9 m. The total height of the boxes is 31 meters.
Distributive property says 4 * a and 4 * -1 so 4a - 4 - 5 = 3a + 7
Now do the simple subtraction
-4 - 5 = -9
Then add 9 and subtract 3a <span>Remember: Always do the opposite operation to <span><em>both
</em><em />sides. So you have a = 16<em>
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Answer : 2 necklaces are blue
8 * 1/4 = 8/4
8/4 = 2