Answer:
Sometimes true
Step-by-step explanation:
There is only one x value that satisfies the equation.
4x + 1 = 3
4x = 2
x = 1/2
Answer:
10
Step-by-step explanation:
45-15=30
30/3=10
Answer:
D
Step-by-step explanation:
The sum of the 3 angles in a triangle = 180°, that is
∠ 1 + ∠ 2 + ∠ 3 = 180°
Given ∠ 1 + ∠ 2 = 134°, then
134° + ∠ 3 = 180° ( subtract 134° from 180° )
∠ 3 = 46° → D
Answer:
a·a-b·b
Step-by-step explanation:
