2x + 7 = x + 3 what is X ?
2 answers:
2x + 7 = x + 3
First, subtract x from both sides. / Your problem should look like:
Second, simplify 2x + 7 - x to x + 7. / Your problem should look like:
Third, subtract 7 from both sides. / Your problem should look like:
Fourth, subtract 3 - 7 to get -4. / Your problem should look like:
Answer: x = -4
First, subtract x from both sides. / Your problem should look like:
Second, simplify 2x + 7 - x to x + 7. / Your problem should look like:
Third, subtract 7 from both sides. / Your problem should look like:
Fourth, subtract 3 - 7 to get -4. / Your problem should look like:
Answer: x = -4
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Answer:
Charlie can buy 14 hats at the sale price
Step-by-step explanation:
Let
h ----> the sale price of the hat
x ---> the regular price of the hat
we know that
----> equation A
so
Two hats at the regular price is equal to multiply 2 by x
Multiply by 2 equation A both sides
2 hats at the regular price cost the same that 14 hats at the sale price
therefore
Charlie can buy 14 hats at the sale price