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Zi
Questions (4)
Mrs lee is 26 years older than her son. how old is Mrs lee when she is 3 times as old as her son.
1 answer
462 views
If sinθ=4/5 and cosθ<0,find the exact value of cosθ and tanθ
help me!
1 answer
401 views
what are the differences between a vein and an artery? Give your answer with reference to specific examples.
I don't know how to
1 answer
524 views
5(x+4)+2x=6-4(2x+3)+7
The answer my calculator gives is -19/15. How did they get that?
3 answers
310 views
Answers (3)
I don't understand, why did you not break it down, please do
Does anyone know?
after i add 8x though i'm left with 13x+20+10x=6-12+7