Question

solve 0.5(−1.4 + 9.2𝑑) = −2(1.1 − 2.3𝑑)

Answer 1

0.5(−1.4 + 9.2d) = −2(1.1 − 2.3d)

Expand both sides:
−0.7 + 4.6d = −2.2 + 4.6d

Subtract 4.6d from both sides:
−0.7 = −2.2

This is a contradiction, so there is no solution.