1. 3w - 10w
A: 13w
B: -7w
C: -7
D: 7w
2. y + 1.2y + 1.2z
A: 2.4yz
B: 1.3y + 1.2z
C: 1.2y2 + 1.2z
D: 2.2y + 1.2z
3. 6r + r - 5r
A: 2r
B: 1r + r
C: 0r
D: 7r - 5r
4. 5x + 2(x+6)
A: 7x + 6
B: 7x2 + 12
C: 7x + 12
D: 7x (x + 6)
5. -3m + 3(m + 6)
A: 6
B: -6m + 6
C: 6m + 18
D: 18
2 answers
im not sure, what math is this called i may have notes on it
Heres my answers I got a 100%
1: B (-7w)
2: D (2.2y + 1.2z)
3: A (2r)
4: C (7x + 12)
5: D (18)
1: B (-7w)
2: D (2.2y + 1.2z)
3: A (2r)
4: C (7x + 12)
5: D (18)