(2x+1)(x-2) = 2x^2 - 4x +x -2= 2x^2-3x-2
A=11.55in²<span><span><span>lLengthin</span><span>wWidthin</span></span></span>
Answer:
plain = $10.50
pepperoni = $12.50
Step-by-step explanation:
x = pepperoni
y = plain
3x + 2y = 58.5
2x + 4y = 67
using substitution method, I multiplied the first system by -2 to get:
-6x - 4y = -117
+ 2x + 4y = 67
-4x = -50
x = $12.50
2(12.5) + 4y = 67
25 + 4y = 67
4y = 42
y = $10.50
