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Alex73 [517]
4 years ago
15

An equation and the steps to solve it are shown below: 5x minus one over five times the quantity 20x plus 5 equals 9 Step 1: 5x

– 4x – 1 = 9 Step 2: x – 1 = 9 Step 3: x – 1 + 1 = 9 + 1 Step 4: x = 10 In which step was the error made and why? Step 1, because incorrect signs have been used Step 2, because the terms have been subtracted incorrectly Step 3, because a number has been subtracted from both sides of the equation No error was made
Mathematics
2 answers:
gizmo_the_mogwai [7]4 years ago
6 0

Answer:

no error was made

Step-by-step explanation:

5x- 1/5*(20x +5) =9

distribute

5x - 4x-1 = 9

combine like terms

x-1 =9

add 1 to each side

x-1+1 = 9+1

simplify

x = 10


wlad13 [49]4 years ago
5 0

Answer:

No error was made

Step-by-step explanation:

I just took the test.

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\huge\green{ \mid{ \underline{ \overline{ \tt  ♡ ANSWER ♡ }} \mid}}

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