Combine the like terms:
7x + 3y + 2x + 4y
9x + 7y
2(4 + 5)
8 + 10 or 18
Factor the following expression:
28 + 36
4 (7 + 9)
Are these two expressions equivalent?
2x + 2x
and
4(x)
Yes they are equal.
Combine the like terms:
8y + 3z - 5y - 2z
3y - z
Distribute:
5 (12 - 3)
60 - 15 or 45
Factor the following expression:
2x + 56
2(x + 28)
Are these two expressions equal?
3x + 2x + x
and
7x
No, they are not equal.
Combine the like terms:
8x + 10 - 3x + 2 + y
5x + y + 12
Distribute:
11 (x + 6)
11x + 66
Factor the following expression:
6x - 36
6(x - 6)
Are the following expressions equal?
5z + 3z + y + 7y
8(z + y)
Yes they are equal.
Combine the like terms:
4(x + 5) + 3x + 12
7x + 32
Distribute:
4 (2x + 8y)
8x + 32y
Factor the following expression:
34x + 68
17(2x + 4)
Are these two expressions equal?
7x + 8y + x
and
7(x + y) + y
No they are not equal.
Combine the like terms:
3x^2 + 11x - x^2 + x + 4
2x^2 + 12x + 4
Distribute:
7(3x^2+11x - 10)
21x^2+77x-70
Factor the following expression:
2x^2 + 10x + 8
2(x^2 + 5x + 4)
Are the expressions equal?
5x(3 + 5)
and
50x
No they are not equal.