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ANSWER PLEASE LIKE FR

ANSWER PLEASE LIKE FR-example-1
User Katone Vi
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1 Answer

2 votes

Answer:

63 grams

Explanation:

42*4+Δ = 42+ 3*Δ

168 +Δ = 42 +3Δ subtract a triangle from both sides

168+Δ-Δ=42+3Δ-Δ

168 = 42 +2Δsubtract 42 from both sides

168-42 = 2Δ

126 = 2Δ divide both sides by 2

63 = Δ

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