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frozen [14]
3 years ago
9

Drag each equation to show if it could be a correct first step to solving the equation

Mathematics
2 answers:
myrzilka [38]3 years ago
8 0

Answer:

(3 x x) + (3 x 8) = 42

Step-by-step explanation:

3(x+8) = 42

3*x + 3*8 = 42

3x + 24 = 42

3x = 42 -24

3x = 18

x = 18 / 3

x = 6

Hope this helps :)

olya-2409 [2.1K]3 years ago
5 0

Answer:

3(x+8) = 42\\=>(x+8) = 14

3(x+8)=126\\=>x+8 = 42

3(x+8) = 42\\=> 3x +24 = 42

3(x+8) = 42\\=> 3\cdot x +3\cdot 8 = 42

YES              

x +8 = 14\\3\cdot x +3\cdot 8 = 42\\3x + 24 =42              

NO

3(x+8) = 126\\x+24 = 42\\3x+8 =42

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Determine whether 6 is a solution of the equation 2x - 5 = 1.
kupik [55]

Answer:

B

Step-by-step explanation:

To determine if x = 6 is a solution, substitute x = 6 into the left side of the equation and if equal to the right side then it is a solution.

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Find the midpoint between (-1+9i) and B=(5-3i)
sdas [7]

Answer:

2 + 3i, midpoint is (2,3)

Step-by-step explanation:

we need to find the midpoint between (-1+9i) and B=(5-3i)

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8 0
3 years ago
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Alberto uses the steps below to solve the equation One-half x minus 3 equals 7. Step 1: One-half x minus 3 plus 3 equals 7 plus
natka813 [3]

Answer:

Identity property of multiplication

Step-by-step explanation:

From step 5:

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Step 6:

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Answer:

Step-by-step explanation:

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If you are looking how much she lost out of the 20 she lost today it would be 13/20

Hope this helps

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