Answer:

Step-by-step explanation:
Let the number be
.
Then,

This implies that;

We multiply both sides by
to obtain;



Or

10 - 2x = 120
120 + 10 = 130
130 / 2 = 65
x = 65
2(65) - 10 = 120
Answer:
d
Step-by-step explanation:
it is d
Grade 7 : Yes = 2 , No = 3
Grade 8 : Yes = 1 , No = 4
Answer:
Distributive Property
Step-by-step explanation:
7 equals (3+4).
Therefore, 4*7 equals 4*(3+4).
By distributive property, this will equal (4*3) + (4*4)