exam
Maths Puzzle
Numerical Ability
May I have some help with this inequality?
Solve the linear inequality. Express the solution using interval notation.
5 < -2x + 9 ≤ 9
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exam Other Question
solve the system by graphing
3x - y = 1
3x - y = 2
Solve the system by graphing, addition and substitution methods
4x - 4y = -8
y = 2 + x