Answer:
x=15 or x=-15
Step-by-step explanation:
Let's solve your equation step-by-step.
2x2−125=325
Step 1: Add 125 to both sides.
2x2−125+125=325+125
2x2=450
Step 2: Divide both sides by 2.
2x2
2
=
450
x2=225
Step 3: Take square root.
x=±√225
x=15 or x=−15
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Answers & Comments
Answer:
x=15 or x=-15
Step-by-step explanation:
Let's solve your equation step-by-step.
2x2−125=325
Step 1: Add 125 to both sides.
2x2−125+125=325+125
2x2=450
Step 2: Divide both sides by 2.
2x2
2
=
450
2
x2=225
Step 3: Take square root.
x=±√225
x=15 or x=−15
Answer:
x=15 or x=−15