To answer the equation first, let x be the number of pens. With this representation, the number of pencils she bought would be x - 4. The total amount she would have to spent for all the items is,
T = 6.70x + 3.5(x - 4)
Answer:
3(6)
??
Step-by-step explanation:
The answer is some words, hope this helped
Answer:
1120
Mutiply the numbers then add