Solve the problem.Joan can mow a 7-acre field in 5 hours. How long would it take her to mow a 5.6-acre field?
A. 0.8 hour
B. 6 hours
C. 4 hour(s)
D. 7 hours
Answer: C
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Solve the equation. Identify the equation as an identity, an inconsistent equation, or a conditional equation.4(28t + 20) = 16(2t - 10)
A. Conditional, {-3} B. Conditional, {1} C. Inconsistent, ? D. Identity, {all real numbers}
Solve the system by graphing. If there isn't a unique solution to the system, state the reason.2x + y = 12x + y = 6
A. ( 
, 0)
B. dependent equations
C. inconsistent system of equations
D. ( 3, 0)
Convert the measurement to the specified units.24 teaspoons to tablespoons
A. 120 tablespoons B. 72 tablespoons C. 4.8 tablespoons D. 8 tablespoons
Evaluate the expression by hand. Variables represent any real number.
A. -3(5x - 8)5 B. 1215(5x - 8)5 C. 243(5x - 8)5 D. 3(5x - 8)5