问答题

These exercises are designed to help you apply the mathematics concepts just covered. They are not in GRE format, but should help you to identify your areas of strength and weakness.
Linear Equations with One Variable
These questions will test your knowledge of linear equations involving one variable.
Solve the following equations.

4x-y=63
3y+x=6

【参考答案】

Line up the like terms in both equations: 4x-y=63 x+3y=6 Mul......

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