exam
Maths Puzzle
Numerical Ability
i dont get it it tells me to solve by the substtitution method? please HELP!
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exam Other Question
4x-2x+7x=36
2x+7x=36
9x=36
9x/9=36/9
x=4
PRETTY PLEASE AGAIN
consider the circle given by x^2 + (y+1)^2=9
a)
Give the center aND RADIUS OF THE CIRCLE
CENTER?_______________
rADIUS?________________