exam
Maths Puzzle
Numerical Ability
How would I write the equation of the line with slope 5 and y-intercept (0,-3)?
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exam Other Question
A collection of quarters and nickels is worth $3.70. There are 22 coins in all. How many of each are there?
solve the solution
y=3^(2x+1)
y=9^(4-2x)
do you make the powers = one another for 2x+1=4-2x