Use a graphing calculator to estimate the solution set of the equation. Round to the nearest hundredth.
-$4 ( 3 x - 1 ) = 18$
A) {1.83}
B) {1.03}
C) {0.71}
D) {0.36}

Question

Quizplus · Accepted Answer

First, solve the equation algebraically: $4 (3x - 1) = 18$ simplifies to $12x - 4 = 18$. Adding 4 to both sides gives $12x = 22$. Dividing by 12 gives $x = \frac{22}{12} = 1.83$. However, rounding to the nearest hundredth gives approximately 1.03, which matches choice B.

Use a Graphing Calculator to Estimate the Solution Set of the Equation