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Lubov Fominskaja [6]
2 years ago
12

X+5= 3(x-4) + 5 What is the answer

Mathematics
2 answers:
professor190 [17]2 years ago
8 0

Step-by-step explanation:

x + 5 = 3x -12 + 5

x + 5 = 3x - 7

Subtract 5 from both sides....

x + 5-5 = 3x -7 - 5

x = 3x - 12

Change the sign ...

12 = 3x - x

12 = 2x

12/2 = x

x = 6

hence 6 is the answer.......

Travka [436]2 years ago
5 0

\large\textsf{\textbf{Answer\::}}

x=6

\large\textsf{\textbf{Calculations\::}}

First , use the Distributive Property :

x+5=3(x-4)+5

x+5=3x-12+5

x+5=3x-7

subtract 3x on both sides :

x-3x+5=-7

-2x+5=-7

Subtract 5 on both sides :

-2x=-7-5

-2x=-12

divide by -2 on both sides :

x=6

We've found the value of x : x = 6 .

\footnotesize\text{hope\:helpful~}

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Semenov [28]
√38

Let's name all the squares.
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4 years ago
F(x)=-5x-4 and g(x)= -3x-2, find (f-g)(x)
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