- 9x - y = - 12
6x + y = 6

(-2, 6)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Equality Properties

Algebra I

Step-by-step explanation:

Step 1: Define Systems

-9x - y = -12

6x + y = 6

Step 2: Solve for x

Elimination

Step 3: Solve for y

Yo

Step-by-step explanation: Changes made to your input should not affect the solution:

(1): "a2" was replaced by "a^2". 7 more similar replacement(s).

(2): Dot was discarded near "f.p". 2 more similar replacement(s)

Unauthorized use of the imaginary unit "i" or syntax error in complex arithmetic expression

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The symbol "i" is only allowed in complex arithmetic, for example:

(3/5+7i)+(0.3-7.002i)

(5+77i)-(19/4-8i)

(240-22i)*(247/7+2.222i)

(33/5+99i)/(33/5-88i)

Unauthorized use of the imaginary unit "i" or syntax error in complex arithmetic expression

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Too Many Variables