How do you solve #50d ^ { 2} + 30= - 50d ^ { 2} + 22#?

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Answer 1 · 2018-01-27T03:31:17

#:. d = -2/25#

#50d^2 + 30 = -50d^2 +22#

Collect Like Terms/Bring over Equal Sign:

#50d^2 + 50d^2 +30 -22 = 0#

#100d^2 + 8 = 0#

Common Factor:

#4(25d + 2) = 0#

#:. d = -2/25#