Cuando 6x^2-4x+3 es restado de 3x^2-2x+3 , el resultado es
-3x^2+2x
200
Hallar el resultado de (x+3)^2
x^2 +6x+9
300
3a + 12 - 6a = -9
a = 7
300
7(4 - t) = -84
t = 16
300
Simplifica.
3 + 5(a + 4)
5a + 23
300
4(y - 2) + y = -13
y = -1
300
Hallar el producto de (x +5)(2x+4)
2x^2 +14x+20
400
-6 = -3y + 4 + 5y
y = -5
400
-2(x - 9) = -24
x = 21
400
Simplifica.
- (2b - 4)
-2b + 4
400
-6(m + 1) + 18 = 24
m = -2
400
Mr. Bucci goes to the grocery store and purchases 17 bags of raisins and a $2.97 jar of peanut butter. His total cost was $34.76. What was the cost for a bag of raisins?
r - cost of a bag of raisins
17r + 2.97 = 34.76
r = 1.87
Each bag of raisins cost $1.87