The sum of a certain number and 3 times the number is 40. What is the number?
10
200
Find the GCF: 12(x+y) - 5(x+y)
(x+y)
200
Factor: 3a^2 + 4a +1
(3a + 1)(a + 1)
200
5x^2 - 36x + 7 = (5x - ___)(x - ____)
1 and 7
200
The sum of two numbers is 100. One number is 4 times the other number. What are the two numbers?
20 and 80
300
Find the GCF: 5c + 5d
5
300
Factor: 9x^2 - 42x + 49
(3x - 7)(3x - 7) or (3x - 7)^2
300
15x^2 - 14x - 8 = (5x + ___)(____)
2 and (3x - 4)
300
The sides of a triangle have these lengths: 2x + 3, 4x + 1, x + 7. The perimeter is 25 inches. Find the length of each side using the formula P = side 1 + side 2 + side 3.