Question

How many solutions are there to the equation below?

6x + 35 + 9x = 15(x + 4) - 25
A. O
B. Infinitely many
C. 1

Answer 1

Đáp án B

Step-by-step explanat

B1:X ét VT=15x +35(1)

B2Xét VP thấy 15x +35 (2)

B3 KL