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Algebra equation

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Solve the following two equations: 1) 7a-4<=17 and 2) 3/4x+5>-15 Attachments
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Algebra Answer

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1) 7a-4<=17

Add 4 to each side:

7a <= 21

Divide each side by 7:

a <=...
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Mathematics_Expert
Mathematics_Expert 



a <= 21/7
that is a <= 3.

2) 3/4x+5>-15
subtracting 5 from both sides gives
3/4x > -20
multiply both sides by 4, to obtain
3x > -80
Finally dividing
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