Question

Please answer the following

Answer 1

Answer:

4.a) → [4 (2x+1)] cm² = 8x + 4 cm²

      → [2y (3y-2)] cm² = 6y² - 4y cm²

b) → 3x - 4 = 2x + 8

⇒ 3x - 2x = 8 + 4

⇒ x = 12

  → 2(2x+4) = 8(x-3)

⇒ 4x + 8 = 8x - 24

⇒  4x - 8x = (-24) - 8 = (-24) + (-8)

⇒ - 4x = (-32)

⇒ x = -32/-4 = 8

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Answer 2

Answer:

I can answer 4 (a)

Step-by-step explanation: