Answer:
x = 25
Step-by-step explanation:
We know that the remaining angles add up to 90°, because the right angle (triangles have 180° total.)
2x + 15 + x = 90 | Given
3x + 15 = 90 | Combine x
3x = 75 | Subtract 15
x = 25
Answer:
4,5,6,7
Step-by-step explanation:
-1 < x ≤7 , x > 3 means that 3 < x ≤ 7
Answer:
B) Elizabeth is wrong.
Step-by-step explanation:
She multiplied. 2 and 3 when she was supposed to divide 36 by 2 instead. when coming across multiplication and division do whichever is first from going left to right