A piecewise function is defined as shown. StartLayout enlarged left-brace 1st Row 1st column negative x , 2nd column x less-than
2 answers:
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Answer:
Joshua solved 7 math problems and tread 14 pages.
Step-by-step explanation:
Let x be the number of math problems Joshua solved. The number of pages Joshua read is twice the number of math problems he solved, then 2x is the number of pages Joshua read.
Joshua can solve each math problem in 2.5 minutes, then x math problems he solves in 2.5x minutes.
Joshua can read each page in 3 minutes, then 2x pages he reads in minutes.
It took him 59.5 minutes to complete all of his homework, so
Solve this equation:
Joshua solved 7 math problems and tread 14 pages.