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Hello if anyone could answer this that'd be nice

Select all the equations that have {7} as its solution set.

65−2x=6x+9

x2+1=8x−5

3+4x=5x−4

9−x=14x

Sagot :

syahbanazacki

Step-by-step explanation:

x = 7

3 + 4x = 5x - 4

3 + 4(7) = 5(7) - 4

3 + 28 = 35 - 4

31 = 31

Option C

Answer:

its c and d

Step-by-step explanation:

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