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25-04-2018
Mathematics

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What is the value of a equation of a in the equation 5a - 10b = 45 when b = 3

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MrGumby MrGumby

26-04-2018

15.

You'd get this by multiplying the -10 by 3 then adding it to both sides. Then divide by 5.

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Robinson555 Robinson555

26-04-2018

5a-10b = 45
b= 3
5a-30 = 45
5a=75
a= 15

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