Follow order of operations.
(Replace x with 2)
-9x2 + 11x − 7 =
-9(2)*2+11(2)-7
-9*2=-18*2= -36
11*2=22-7= 15
-36+15 = -21
Answer: -21 :)
- Liebesleid
All you have to do is replace every x with 2 and then solve:
Make to sure to follow the Order of Operations!!
-9x(2) + 11x - 7 =
(-9 × 2 × 2) + (11 × 2) - 7 =
-36 + 22 - 7 =
-14 - 7 =
-21
The answer is -21.
Hope that helps!
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