How many solutions does this equation have?
(15x + 21) / 3
= 5x + 7
1 answer:
Answer:
3*(5*x-7)-(15*x-21)=0
Step-by-step explanation:
3 • (5x - 7) - (15x - 21) = 0
Step 2 :
Equation at the end of step 2 :
0 = 0
Step 3 :
Equations which are always true :
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Step-by-step explanation:
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Step-by-step explanation:
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Step-by-step explanation: