Q: 3w - 6 equals -15

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102

3w + 4 = 24 .......- 4... - 4 .......3w = 20 .......÷3 ...÷3 .........w = 20/3 or 6.6667

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3w - 2 = 2w + 3 Add 2 to both sides: 3w = 2w + 5 Subtract 2w from both sides: w = 5

15 dimes equals 6 quarters.

Related questions

102

If: 3w = 42 Then: w = 14

11

w + 3 = 4w - 6 9 = 3w w = 3

If: 3w-17 = 4 Then: w = 7

33

3w + 4 = 24 .......- 4... - 4 .......3w = 20 .......÷3 ...÷3 .........w = 20/3 or 6.6667

12

7W + 4 - 3W = 15gather the w's together4W + 4 = 15subtract 4 from each side4W = 11divide each sides integers by 4W = 11/4================checks

7w+6-10w-2 -3w+6-2 -3w+4

-13

This is an example of the "commutative" property.