exam
Maths Puzzle
Numerical Ability
Find the value of r so that the line through (-4,3) and (r, -3) has a slope of 2/3.
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exam Other Question
Translate the phrase into a variable expression
"the sum of 3 and a number"
Solve for x:
logbase9 x + -1/2 I thought the answer was x=3 but I was told that I was wrong:(