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Which equation is equivalent to x + 8 = 21?a) (x + 8) * 4 = 21b) (x + 8) 4 = 21 /4c) (x + 8) 4 = 21 x 2d) (x + 8) * 4 = 21 x 4
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41 votes
Which equation is equivalent to x + 8 = 21?a) (x + 8) * 4 = 21b) (x + 8) 4 = 21 /4c) (x + 8) 4 = 21 x 2d) (x + 8) * 4 = 21 x 4

User Grayson
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1 Answer

22 votes
22 votes

x+8 = 21

(x+8) x 4 = 21 x 4

4x+32 = 84

Divide both sides by 4

x+8 = 21

d) TRUE

User Nikartix
by
3.0k points
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