21-03-2014
Mathematics

contestada

solve for x. ax+bx=21

Respuesta :

Аноним Аноним

21-03-2014

ax + bx = 21

factor out x

x(a + b) = 21
x = 21/(a+b)

Answer Link

Аноним Аноним

21-03-2014

ax+bx =21
on factorising x, we get
x( a+b) =21
x = 21/a+b

Answer Link

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