Answered

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The equation −3(4d+7.2)+2d=−2(6d−6.4)−70.9 represents the location of a scuba diver in feet, d, compared to sea level. Solve the equation. Write the solution as an integer or decimal

Sagot :

reinhard10158

Step-by-step explanation:

-3(4d + 7.2) + 2d = -2(6d - 6.4) - 70.9

-12d - 21.6 + 2d = -12d + 12.8 - 70.9

2d = 12.8 - 70.9 + 21.6 = -36.5

d = -18.25 ft

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