211130630
Answered

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A pan balance has 3 cubes on one pan and 11 cubes on the other pan. Lucy thinks she should add 7, 8, 9, or 10 cubes to make the pans balance. How can you use the equation 3 + c = 11 to find the number of cubes Lucy should add?

Sagot :

Answer:

8

Step-by-step explanation:

11-3=c

c=8

candyyytanggg
to get c by itself, subtract 3 on both sides

c=11-3
c=8
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