Helloo, i don’t see the image seen above, is that the only picture?
Answer:

Step-by-step explanation:

Add 7 to both sides:
Multiply both sides by -1:
Divide both sides by 5:
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Answer:

Step-by-step explanation:
step 1
Convert mixed number to an improper fraction

step 2
Using proportion

step 3
Convert to mixed number

Answer:
x = - 7
Step-by-step explanation:
Given that the terms are in AP , then
a₃ - a₂ = a₂ - a₁ , substitute values
3x + 4 - (2x - 1) = 2x - 1 - (2x + 1) ← distribute and simplify both sides
3x + 4 - 2x + 1 = 2x - 1 - 2x - 1
x + 5 = - 2 ( subtract 5 from both sides )
x = - 7
Yes, H is the first three numbers multiplied by themselves