Solve 15x+20-10x-9=25x+8-21x-7
2 answers:
Answer:
X=-10
Step-by-step explanation:
Answer:
Step-by-step explanation:
15x+20-10x-9=25x+8-21x-7
5x + 11 = 4x + 1
Collecting like terms
5x - 4x = 1 - 11
x = -10
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