Which equation has exactly ONE solution?
1 answer:
Answer:
its A
Step-by-step explanation:
Let's solve your equation step-by-step.
3+4x=2x+12
Step 1: Simplify both sides of the equation.
4x+3=2x+12
Step 2: Subtract 2x from both sides.
4x+3−2x=2x+12−2x
2x+3=12
Step 3: Subtract 3 from both sides.
2x+3−3=12−3
2x=9
Step 4: Divide both sides by 2.
2x
2
=
9
2
x=
9
2
Answer:
x=
9
2
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