Answer:
Gotta multiply them
Step-by-step explanation:
Answer:
6
Step by step explanation:
2 + 2 * x = 10
2x+2=10
2x+2−2=10−2
Therefore, x = 6
Answer:
B or 31r-71
Step-by-step explanation:
First, use distributive property to expand the first term.
30r-66-(5-r)
Remove the parenthesis of the third term:
30r-66-5+r
Combine like terms
31r-71
Answer:
D-16 square units
Step-by-step explanation:
Area of a triangle- 1/2 x h x base
8 x4= 32
32/2= 16
Answer:
Step-by-step explanation:
They are closed under addition, subtraction and multiplication.