Respuesta :

2(x/2 -5)-3/2(x+7/4)
= x-10-3x/2-21/8
Then we,combine like terms;
= -x/2-101/8
Then,take out -1/2 to simply the equation.

= -1/2(x+101/4)

The value of x is -101/4 or the simplified form of the expression can be given as -1/2x = 101/8

This question relates to equation in mathematics and all we need to do is solve for x. But this requires some step by step process which are

  • open the bracket
  • collect like terms
  • divide through by the coefficient of x

The given equation is

[tex]2(\frac{x}{2} - 5) - \frac{3}{2} (x+\frac{7}{4} )\\[/tex]

Open Bracket

[tex]2(\frac{x}{2} - 5) - \frac{3}{2} (x+\frac{7}{4} )\\\\(\frac{2}{2}x-10)-(\frac{3}{2}x-\frac{21}{8}) \\x- 10 -\frac{3}{2}x-\frac{21}{8}\\[/tex]

Collect like terms

[tex]x-\frac{3}{2}x-10-\frac{21}{8}=0\\-\frac{1}{2}x =10+\frac{21}{8}\\-\frac{1}{2}x=101/8\\[/tex]

Divide Through

We have to divide through by coefficient of x

[tex]-\frac{1}{2}x =\frac{101}{8}\\(-1/2x)/(-1/2)=(101/8)/(-1/2)\\x=\frac{-101}{4} \\[/tex]

from the above calculation, the value of x is -101/4. The simplified form of the expression is -1/2x = 101/8

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