exam
Maths Puzzle
Numerical Ability
x^-2 - 9x^-1 + 18 = 0
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exam Other Question
Can someone help me on this problem?
How would you graph the following equation?
y = 2x
How would it look like. I have four graphs and I have 8 different equations to match it to.
I am very lost.
Sher
Can you please help me solve for the following problem:
y=-2x+8
x+3y=9
Solve each by using substitution