∑ Hey, KLPJDP615 ⊃
Answer:
x = 6 or x = -10
Explanation:
Given:
Solve for x.
1 + |2+x|= 9
O x = 4 or x = -8
O x = 7 or X = -11
O x = 5 or x = -9
x = 6 or X = -10
Solve:
1 + |2+x|= 9
Subtract 1 from both sides:
1 + |2 +x| -1 = 9-1
Simplify
|2 + x | = 8
Applying absolute value rule: If |u| = a, a > 0 then u = a or u = -a
2 + x = -8
2 + x = 8
Solving:
2 + x = -8
2 - 2 + x = -8 - 2
x = -10
Solving:
2 + x = 8
2 - 2 + x = 8 - 2
x = 6
Hence, x = 6 or x = -10
xcookiex12
8/26/2022