hailey began reading her book at 9:55am. she read for 1 hour 35 mins. she spent 45 mins. doing homework what time did she finish
2 answers:
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Solve by substitution
Just plug in y=-x-1 into y+x=3
So we get:
Simplify that:
And since that is not true, that means this system of equations has no solutions!
Just plug in y=-x-1 into y+x=3
So we get:
Simplify that:
And since that is not true, that means this system of equations has no solutions!