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cityglamevents
17.05.2021 •
Mathematics
Monique's swimming pool filter needs repair. She calls two companies for prices. The
Pool Boyz charge $70 for a service call and $40/h for labour. Kemikal Balance charge
$50 for a service call and $45/h for labour.
a) Write a linear equation for each company.
b) Find the solution to this linear system
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Ответ:
the first number is the initial service call charge, and the second number/slope is the rate per hour of the company, where x is the number of hours worked
B) x = 4
Since both equations are solved for y, you can set them equal to each other to get
70 + 40x = 50 + 45x
Solve for x to get x = 4.
Ответ:
Step-by-step explanation:
Volume of CurVed figures: Standardized Test • 27. VOLUME OF CURVED FIGURES ... 3. A cylindrical-shaped mug has a diameter ... 301.44 cubic meters b. 602.88 ...