exam
Maths Puzzle
Numerical Ability
Find the domain of the following
f(t)= log(t-5)
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exam Other Question
PLEASE HELP!!! I need help solving the following problems:
1. y=2x+7
y=5x+4
2. 3x-2y=0
x+y=-5
3. 4x+3y=-3
2x+y=-1
4. 2x-4y= 3.8
3x-y=17.7
solve all by using substitution!
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