3 years ago

Solve for 5x - 7 + 2x = 21 Help this will be very much appreciated .

Mathematics

2 answers:

dexar [7]3 years ago

6 0

Answer:

x = 4

Step-by-step explanation:

Pull out like factors: 7x - 28 = 7 • (x - 4)

Solve: x-4 = 0

Add 4 to both sides of the equation: x = 4

Please mark as brainliest.

Thanks!

Alex_Xolod [135]3 years ago

4 0

I think it’s 4 but I’m not sure

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