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OpenStudy (anonymous):
12x[1]+3x[2]=9 -8x[1]-2x[2]=-6
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hero (hero):
Use ^ if you're talking about exponents. For example, x squared = x^2
OpenStudy (anonymous):
yes but they are at the bottom of the equation so like 12x\[_{1}\]
hero (hero):
Okay, so use x and y instead
hero (hero):
If x[1] = x and x[2] = y, then: 12x + 3y = 9 -8x - 2y = -6 Solve the system
hero (hero):
You should know how to solve it now.
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