Mathematics
03.01.2023 14:24
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Solved by an expert
Pema is trying to figure out why (-5)×(-2)=+10. He knowa these three things: •5+(-5)=0
Pema is trying to figure out why (-5)×(-2)=+10.
He knowa these three things:
•5+(-5)=0
•5+(-5)×(-2)=[5×(-2)]+[(-5)×(-2)]
•5 ×(-2)=(-10)
How can pema use what he knows I to figure out that (-5)×(-2)=+10?
Help me guys need the ans before 7:00am tomorrow.
Tq❤️
Show Answers
•5+(-5)=0
•5+(-5)×(-2)=[5×(-2)]+[(-5)×(-2)]
•5 ×(-2)=(-10)
How can pema use what he knows I to figure out that (-5)×(-2)=+10?
Help me guys need the ans before 7:00am tomorrow.
Tq❤️
yessi1836
4,8(80 marks)
7
Step-by-step explanation:
6x - 2 + 17 = 8x + 1
6x + 15 = 8x + 1
2x = 14
x = 7
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