Find the value of expression 5x2-8x+7
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Answer:
2x*7
Step-by-step explanation:
2x(5-4)+7 (common factors taken out and kept 7 as it is)
2x*1+7 (solved the bracket )
2x+7 (this is the answer because if we multiply anything with 1 we will get same number so 1 is not here)
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