Answer:
900
Step-by-step explanation:
5979 = 5000+70+9+□
5979 = 5079+□
5979-5079 = □
900 = □
y = − 4 x + 23
Hope this helps
98°
x = 53° + 45° { exterior angle of a triangle is equal to the sum of two opposite interior angles }
x = 98°
