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Solve Multistep Real-Number Applications
Grade Level
Praxis Core
5165.004 Solve Multistep Real-Number Applications
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A thermodynamic model begins at -2π units. It adds 3π/4 units twice and then subtracts π/2 unit. Which model and solution represent the final value?
A
-2π + 2(3π/4) - π/2 = -π units
B
-2π + 3π/4 - π/2 = -7π/4 units
C
2π + 2(3π/4) - π/2 = 3π units
D
-2π - 2(3π/4) - π/2 = -4π units
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