Answer:
y = 2
x = 5
Step-by-step explanation:
4x + 5y = 10 | ×3 |
3x - 3y = 21 | ×4 |
12x + 15y = 30
12x - 12y = 84
____________--
27y = -54
y = -54/27
y = 2
4x + 5y = 10 | ×3 |
3x - 3y = 21 | ×5 |
12x + 15y = 30
15x - 15y = 105
____________+
27x = 135
x = 135/27
x = 5
Answer:
Alternate Interior angles! ? = 50 :)
Step-by-step explanation:
They are both interior, and they are alternate, so the type of angle pair is an alternate interior angles pair!
Relationship: They are congruent to each other!
They are also both equal! :)
A = change in velocity divided by change in time
a = v/t
= 15 - 5 / 10 - 0 = 10 / 10 = 1 m/s^2
Answer is in the attached figure.
