exam
Maths Puzzle
Numerical Ability
(12+x)+4(8-x)-2x=16+x
____
3
The 8-x is suppose to be over the 3 as a fraction.
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exam Other Question
Solve each of the following systems by graphing.
1. 2x – y = 4
2x – y = 6
Find the domain of f(x)=7=sqrt 3x+21 and express it using interval notation.