Let’s go through each problem one by one and write the correct equation for each.
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Problem 1:
Penny saved $58.
Freida saved $s.
Penny had $6 more than Freida.
That means:
Freida’s amount + $6 = Penny’s amount
→ s + 6 = 58
✔ Equation:
s + 6 = 58
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Problem 2:
Total new houses = 105
Brick houses = 45
Non-brick houses = n
So:
Brick houses + non-brick houses = total houses
→ 45 + n = 105
✔ Equation:
45 + n = 105
*(You could also write n + 45 = 105 — same thing!)*
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Problem 3:
Total pens sold = 245
Red pens = 63
Blue pens = b
So:
Red pens + blue pens = total pens
→ 63 + b = 245
✔ Equation:
63 + b = 245
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Problem 4:
Lydia has 4 quarters and x dimes.
Total coins = 20
So:
Quarters + dimes = total coins
→ 4 + x = 20
✔ Equation:
4 + x = 20
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Final Answer:
1. s + 6 = 58
2. 45 + n = 105
3. 63 + b = 245
4. 4 + x = 20
Parent Tip: Review the logic above to help your child master the concept of solving one step equations word problems worksheet.