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Mathematics, 26.10.2020 17:20 jonquil201

Dannika solved this equation: -2(x + 4) = 10. Below are her steps. Step 1: βˆ’2 (x+4)=10 Step 2: βˆ’2(x) + βˆ’2(4) =10 Step 3: βˆ’2x +βˆ’8 =10 Step 4: βˆ’8 βˆ’8 Step 5: βˆ’2x =2 Step 6: Γ·βˆ’2 Γ·βˆ’2 Step 7: x=1 Analyze Dannika's work. Dannika made 2 mistakes.

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Dannika solved this equation: -2(x + 4) = 10. Below are her steps. Step 1: βˆ’2 (x+4)=10 Step 2: βˆ’2(x)...
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