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Q: What is 7 multiplied by the sum of a number and 3?

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7

3/7

17 and 7

23 x 3 x 7 = 168

3*(n + 8) = 21 Divide both sides by 3: n + 8 = 21/3 = 7 Substract 8 from both sides: n = 7 - 8 = -1

I am a 3 digit number divisible by 7 but not 2 the sum of my digits is 4 what number am I

0.16

Sum of is a grouping symbol. 7*(2+5)

2x3x3x3x3x3x5x7 = 17010

4(8+2x)=5x+1132+8x=5x+118x-5×=11-323x=-213 3=-7Therefore the number is -7

In a multiplication sum, for example, 7 x 6 = 42, the number 7 is the multiplier, and the number 6 is the multiplicand.

Its digital sum is: 2+2+3 = 7

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