Use the determinant feature of a graphing calculator to solve the system by Cramer's rule . (Round to one decimal place.)
-2.8x + 0.1y + 0.7z = -5.0 5.3x - 7.0y - 0.1z = -5.0
4.6x - 0.7y - 2.2z = 7.7
A) {(-1.2, 0.7, -9.7)}
B) {(-2.4, 1.4, -19.4)}
C) {(-4.7, 2.7, -38.7)}
D) {(-0.6, 0.3, -4.8)}

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The Answer of Use the determinant feature of a graphing calculator to solve the system by Cramer's rule . (Round to one decimal place.)
-2.8x + 0.1y + 0.7z = -5.0 5.3x - 7.0y - 0.1z = -5.0
4.6x - 0.7y - 2.2z = 7.7
A) {(-1.2, 0.7, -9.7)}
B) {(-2.4, 1.4, -19.4)}
C) {(-4.7, 2.7, -38.7)}
D) {(-0.6, 0.3, -4.8)}

Use the Determinant Feature of a Graphing Calculator to Solve