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3 years ago

12

Solve for x. ax+bx=21

2 answers:

Darya [45]3 years ago

7 0

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

Tanzania [10]3 years ago

5 0

Ax + bx = 21

factor out x

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

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