3x − y = 9
y = −2x + 11
3x − (−2x + 11) = 9
3x + 2x - 11 = 9
5x = 9 + 11
5x = 20
x = 4
y = −2x + 11 = -2*4+11 = 3
<span>(4, 3)</span>
Positive 3. Absolute values are never negative, they are either 0 or a positive. so -3 would be +3
10x+12/2. Add the x's and the normal numbers and put the equation over 2
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