Solve the following equation: x2-5=7
1 answer:
Answer:
x= 6
Step-by-step explanation:
Step 1: Write equation
2x - 5 = 7
Step 2: Solve for <em>x</em>
<u>Add 5 to both sides:</u> 2x = 12
<u>Divide both sides by 2:</u> x= 6
<u />
Step 3: Check
<em>Plug in x to verify if it's a solution.</em>
2(6) - 5 = 7
12 - 5 = 7
7 = 7
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Step-by-step explanation:
l x 3 = c
k + 5 = l
(c + l + k) x 2 = 25
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(5, 8) and (11, 8)
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Step-by-step explanation:
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