Answer:
3y
Step-by-step explanation:
(-9x+7y)-(-9x+5y)
Distribute the negative(-)
-9x+7y+9x-5y
-9 and 9 cancel each other
3y
Answer:
im pretty sure its 3/10
Step-by-step explanation:
Answer:
15x + 7
Step-by-step explanation:
To solve the equation, you distribute the x to all the terms within the parentheses. When you distribute, you get:
3x + 4x + 8x + 7
Add all the like terms and you get the final answer.
10+6=16
7+9=16
Therefore, the mystery number is 9.
Answer:
35
Step-by-step explanation:
11 × 3 = 33
+ 2 = 35
Robin is 11 (11)
Gwen is 2 years (+2) more than 3 times (×3) Robins age