Answer:
i think its 115
Step-by-step explanation:
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Answer:
t=

Step-by-step explanation:
Multiply both sides by 5/(-6).
*
=
*9
ik the doesnt rlly make any sense but hope this helps
2x^2 + 8x - 12 = 0..divide by 2
x^2 + 4x - 6 = 0
x^2 + 4x = 6...add 4 to both sides of the equation
x^2 + 4x + 4 = 6 + 4
(x + 2)^2 = 10....<== ur constant is 10
x + 2 = (+-)sqrt 10
x = -2 (+ - ) sqrt 10
x = -2 + sqrt 10
x = -2 - sqrt 10