Solve for x, y, z, a
a=1
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x+5=2\times 3
Consider the first equation. Multiply both sides by 3.
x+5=6
Multiply 2 and 3 to get 6.
x=6-5
Subtract 5 from both sides.
x=1
Subtract 5 from 6 to get 1.
x=1 y=1 z=1 a=1
The system is now solved.
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