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7 = 8X - 9 X = X = X - 4 5 = 3 2X + 4 = X = 21 5 3.4X - 6.9 = 13.5 X = X 3 + 5 = 23 X = A student's pay of $18 an hour is $5 more than twice theamount the student earns per hour at an internship.Enter and solve an equation to find the hourly payof the internship. = 2X + The internship pays $ an hour Susan enlarged a rectangle with a height of 4 cm anda length of 18 cm on her computer. The length of thenew rectangle is 45 cm. Find the height of the new rectangle. The height of the new rectangle is cm. An instructional video is 4.2 minutes long. How longis the video in seconds? How long is it in hours? The video is seconds long. The video is hours long. Solve using the correct number of significant digits. 70.7m * 12m = m2 How do you calculate with real-world measurement? Use the rules of This ensures that calculations based on measurementsare not reported as than the measurements themselves. minimum values ranges and domains significant digits less greater more precise |