4 years ago

Solve for x. 10[2x-4]=100

Mathematics

1 answer:

astra-53 [7]4 years ago

6 0

Answer:

Step-by-step explanation:

$10[2x-4]=100\\\\\mathrm{Divide\:both\:sides\:by\:}10\\\frac{10\left(2x-4\right)}{10}=\frac{100}{10}\\\\Simplify\\2x -4=10\\\\\mathrm{Add\:}4\mathrm{\:to\:both\:sides}\\2x-4+4=10+4\\\\Simplify\\2x =14\\\\\mathrm{Divide\:both\:sides\:by\:}2\\\frac{2x}{2}=\frac{14}{2}\\\\Simplify\\x = 7$

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