Mathematics, 17.12.2020 21:50 CalCDanG

PLEASE HELP Which of the following statements is correct?
The function y = 10x is not linear.
The function y = -5x - 15 is linear The graph of the function y = -20 is not a straight line
The graph of the function y = 7x to the second power + 4 is not a straight line . The graph of the function y = -20 is not a straight line.
The graph of the function y = 7x2 + 4 is a straight line

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PLEASE HELP Which of the following statements is correct?
The function y = 10x is not linear...