Step-by-step explanation:
2×2.5x+2×8=11
5x+16=11
5x=11-16
5x=-5
x=-1
Answer:
x = -1
2(2.5x + 8) = 11
Divide both sides by
2.5x + 8 = 5.5
Subtract 8 from both sides
2.5x = -2.5
Divide both sides by 2.5
