what is the value of x? x-1/2= -81/2?
2) which is pair is a soution of -2x +y = -7
Since x - 1/2 = -81/2 to isolate x you need to add 1/2 to both sides so you get...x = -80/2 which is -40. However from my understanding the solutions pair would be (-40, -87). If you plugin x to get y.
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Since x - 1/2 = -81/2 to isolate x you need to add 1/2 to both sides so you get...x = -80/2 which is -40. However from my understanding the solutions pair would be (-40, -87). If you plugin x to get y.