Which equation can be used to solve for x in the following diagram? 5° 4x Choose 1 4x = 180 + 5x < < 4x + 5x = 90 4x = 5x 4x + 5.3 = 180 2 of 7.00

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Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

How do you use the elimination method for this question? explain, because i really want to understand!

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.