CodeRed1 CodeRed1

08-09-2016
Mathematics

Answered

Solve for y

4.2x - 1.4y = 2.1

Verified Answer :

dalendrk dalendrk

09-09-2016

4.2x - 1.4y = 2.1 |multiply both sides by 10

42x - 14y = 21 |subtract 42x from both sides

-14y = 21 - 42x |change signs

14y = 42x - 21 |divide both sides by 14

y = 3x - 1.5

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