exam
Maths Puzzle
Numerical Ability
Can you graph the inequality.
y≥1-3x
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exam Other Question
1. b+17 - 1 = b-2
b²-1 b+1 b-1
2. solve for a 1/a + 1/b = 1/f
3. 5x²-9=2x
Solve the following 2 x 2 systems using substitutions
9x + 5y = 4
9x + 7y = 20