Provide an appropriate response.Solve the following inequality: 3(2x - 7) < -10 + (x + 4)
Fill in the blank(s) with the appropriate word(s).
x < 3
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 4 sin t - sin 4t, y = 4 cos t - cos 4t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Solve the problem.The hydrogen potential, pH, of a substance is defined by 
where the hydrogen ion concentration, [H+], is measured in moles per liter. Find the hydrogen ion concentration of a solution whose pH is 7.4.
A. 3.98 × 10-8 moles per liter B. 0.86923172 moles per liter C. 2.51 × 107 moles per liter D. -0.8692317 moles per liter
Write the rational expression in lowest terms.
A. 
B. 
C. 
D. 
Solve the system of equations by using the inverse of the coefficient matrix if it exists and by the echelon method if the inverse doesn't exist. 4x - 9y = 8 12x - 27y = -6
A. No inverse, 
B. No inverse, no solution for system
C. (8, -6)
D. (3, 3)