Answer:
Step-by-step explanation:
price of 1 pen= $ 2
price of 1 pencil= $1
total money spent= $12
Let the number of pen be a and number of pencil be b.
2 a + b = 12 ----------------Equation 1
We have, she bought 3 more pens than pencils
a - b = 3 ------------------ Equation 2
Equation 1 +Equation 2,
2 a + b + a - b = 12 + 3
3a = 15
a = 5
Substituting in equation
5 - b = 3
b = 2
Number pencils Ava bought = 2
Answer:
43/40
Step-by-step explanation:
Answer:
$10,282.00
Step-by-step explanation:
0.06x9700=582
582+9700=10,282
Answer:
Second option: -3x^2
Step-by-step explanation:
A is the product of -x and 3x, then:
A=(-x)(3x)→A=-3x^2
