A9=A1+(n-1)
-2.75+(8*0.25)
-2.75+2=-0.75
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Step-by-step explanation:
i)
2(x+2)=7
2x+4=7
2x=7-4
2x=3
x=3/2
ii)3x + y =8 , y=x
3x + x = 8
4x = 8
x = 2
d is true
Step-by-step explanation:
Answer: Then m = 10<span>°</span>
