For the given value of x, determine the value of y that gives a solution to the given linear equation in two unknowns.1.4y - 1.2x = -4.44; x = 0.2
A. -0.2
B. -0.4
C. -3.0
D. 3.0
Answer: C
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Solve.The length ? of a metal rod used in manufacturing cars must not differ from the standard s by more than 0.7 inches. The manufacturing engineers express this as 
If the standard s is 20.7, solve the inequality for the length ?. Express the answer in set-builder notation.
A. { ? 
}
B. { ? 
}
C. { ? 
}
D. { ? 
}
Find all real numbers that satisfy the equation. Round approximate answers to 2 decimal places.3 = 5 cos(x) + 2
A. 0.98 + 2k? or 5.30 + 2k? where k is any integer B. 1.37 + k? or 4.91 + k? where k is any integer C. 1.37 + 2k? or 7.65 + 2k? where k is any integer D. 1.37 + 2k? or 4.91 + 2k? where k is any integer
Evaluate.-33
A. -27 B. -9 C. 9 D. 27
Find the opposite of the integer.-137
A. 137 B. 0 C. -1 D. -137