What is the measure of x? 3
27
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= √[?
Enter the number that belongs in the green box.
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John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Which rule describes the composition of transformations that maps △abc to △a”b”c

If the alternate hypothesis of an experiment is “the true mean height of the giraffes is more than 15 feet” what is the null hypothesis?