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Maths Puzzle
Numerical Ability
What is 3 to the 73rd power?
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book Other Question
Solve each linear system by substitution.
a) x+2y=6
4x+3y=4
b) x+5y=11
4x-y=2
c) x-7=y
1
- x-1=y
4
1/a + 1/b = 1/2 Solve for a