3 years ago

Which of the following algebra expression to represent 30 less than one half of value X

1 answer:

Paul [167]3 years ago

5 0

1/2x - 30 is the answer to this question :)

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erastova [34]

Answer: $17y^2-22y$

Step-by-step explanation:

$13y^2+9y+4y^2-31y$

$\mathrm{Group\:like\:terms}$

$=13y^2+4y^2+9y-31y$

$\mathrm{Add\:similar\:elements:}\:13y^2+4y^2=17y^2$

$=17y^2+9y-31y$

$\mathrm{Add\:similar\:elements:}\:9y-31y=-22y$

$=17y^2-22y$

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