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Simplifying 0.07(7t + -3) = 0.49(t + -2) + 0.77 Reorder the terms: 0.07(-3 + 7t) = 0.49(t + -2) + 0.77 (-3 * 0.07 + 7t * 0.07) = 0.49(t + -2) + 0.77 (-0.21 + 0.49t) = 0.49(t + -2) + 0.77 Reorder the terms: -0.21 + 0.49t = 0.49(-2 + t) + 0.77 -0.21 + 0.49t = (-2 * 0.49 + t * 0.49) + 0.77 -0.21 + 0.49t = (-0.98 + 0.49t) + 0.77 Reorder the terms: -0.21 + 0.49t = -0.98 + 0.77 + 0.49t Combine like terms: -0.98 + 0.77 = -0.21 -0.21 + 0.49t = -0.21 + 0.49t Add '0.21' to each side of the equation. -0.21 + 0.21 + 0.49t = -0.21 + 0.21 + 0.49t Combine like terms: -0.21 + 0.21 = 0.00 0.00 + 0.49t = -0.21 + 0.21 + 0.49t 0.49t = -0.21 + 0.21 + 0.49t Combine like terms: -0.21 + 0.21 = 0.00 0.49t = 0.00 + 0.49t 0.49t = 0.49t Add '-0.49t' to each side of the equation. 0.49t + -0.49t = 0.49t + -0.49t Combine like terms: 0.49t + -0.49t = 0.00 0.00 = 0.49t + -0.49t Combine like terms: 0.49t + -0.49t = 0.00 0.00 = 0.00 Solving 0.00 = 0.00 Couldn't find a variable to solve for. This equation is an identity, all real numbers are solutions.
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