Simplify the expression x(2x-1) + 5 and its value at x = -2
Answers
Answered by
2
Answer:
x=-2
x(2x+1)+5
= -2[2(-2)+1]+5
=-2[-4+1]+5
=-2(-3)+5
=6+5
=11
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Answered by
1
Answer:
Its 15
Step-by-step explanation:
x(2x-1)+5
if the value of x = -2
= -2[2(-2)-1]+5
= -2[-4-1]+5
= -2(-5)+5
= 10+5
= 15
HOPE IT HELPS!!!
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