Question #135047
3(2x + 11) = 9 Reason for each step

6x + 33 = 9 Reason for each step

6x=-24 reason for each step

X=-4 reason for each step


44 - 2(3x + 4) = -18x Reason for each step


44 - 6x - 8 = -18x Reason for each step

-6x + 36 = -18x Reason for each step

36 = -12x Reason for each step


-3 = x Reason for each step
1
Expert's answer
2020-09-28T09:19:35-0400

1.

Simplifying

3(2x+11)=93(2x + 11) = 9


Reorder the terms:

3(11+2x)=93(11 + 2x) = 9

(113+2x3)=9(11 * 3 + 2x * 3) = 9

(33+6x)=9(33 + 6x) = 9


Solving

33+6x=933 + 6x = 9


Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.


Add '-33' to each side of the equation.

33+(33)+6x=9+(33)33 +( -33) + 6x = 9 + (-33)


Combine like terms: 33+(33)=033 + (-33) = 0

0+6x=9+(33)0 + 6x = 9 +(-33)

6x=9+(33)6x = 9 +( -33)


Combine like terms: 9+(33)=249 + (-33) = -24

Divide each side by '6'.

6x=246x = -24


Simplifying

x=4x = -4


2.

Simplifying

44+(2)(3x+4)=18x44 + (-2)(3x + 4) = -18x


Reorder the terms:

44+(2)(4+3x)=18x44 + (-2)(4 + 3x) = -18x

44+(4(2)+3x(2))=18x44 + (4 *( -2) + 3x *(-2)) = -18x

44+(8+(6x))=18x44 + (-8 + (-6x)) = -18x


Combine like terms: 44+(8)=3644 +( -8) = 36

36+(6)x=18x36 +( -6)x = -18x


Solving

36+(6)x=18x36 +( -6)x = -18x


Solving for variable 'x'.


Move all terms containing x to the left, all other terms to the right.


Add '18x' to each side of the equation.

36+(6)x+18x=18x+18x36 + (-6)x + 18x = -18x + 18x


Combine like terms:6x+18x=12x-6x + 18x = 12x

36+12x=18x+18x36 + 12x = -18x + 18x


Combine like terms: 18x+18x=0-18x + 18x = 0

36+12x=036 + 12x = 0


Add '-36' to each side of the equation.

36+(36)+12x=0+(36)36 + (-36) + 12x = 0 +(-36)


Combine like terms: 36+(36)=036 + (-36) = 0

0+12x=0+(36)0 + 12x = 0 +(-36)

12x=0+(36)12x = 0 + (-36)


Combine like terms:0+(36)=360 + (-36) = -36

12x=3612x = -36


Divide each side by '12'.

x=3x = -3


Simplifying

x=3x = -3


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