Hello,
y=x²-10x+7=x²-2*5x+25-25+7=(x-5)²-18
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Idk what linear combination is but you can solve this way:
3x+y=4
-2x-y=-5
x=-1
3(-1)+y=4
-3+y=4
y=7
So x=-1 and y=7
Answer:
-1.023 + 5.6 = 4.58
Step-by-step explanation:
1. Drop the 3 in -1.023, becoming -1.02
2. Add 0 at the end of 5.6, becoming 5.60
3. Here is the problem you now solve:
-1.02 + 5.60. You can simply type this into your calculator. I hope this helped.
Answer:
12.8767123288% so maybe 12.9
Step-by-step explanation:
Answer: 5 is the GCF
Step-by-step explanation: It just is
