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22-03-2021
Mathematics

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Plsplspls help 22 points and brainly ONLY ANSWER IF YK THE ANSWER TY!! :)

Plsplspls help 22 points and brainly ONLY ANSWER IF YK THE ANSWER TY class=

Respuesta :

22-03-2021

Answer:

(Infinitely), (No solution), (One solution), (One solution)

Step-by-step explanation:

1. 5x + 9 = 9 + 5x (Infinitely)

2. -4x + 8 = -4x - 8 [minus -4x from both equation, we get 8 = -8, which is impossible] (No solution)

3. x - 3 = 3 - x [2x = 6, x = 3] (One solution)

4. 3x + 7 = 7x + 3 [4x = 4, x = 1] (One solution)

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