Answer:
The blank is 3
Step-by-step explanation:
1 - Give the blank a variable
x = our blank
2 - Write it out

3 - Get the denominators equal

4 - Simplify

5 - Solve for the numerators
30+7x = 51
-30 -30
7x = 21
x = 3
I would say 23 hope this helps
I think 121
406 + 94 = 500 and 180 + 199 = 379.
Subtract that and 121 is what’s left.
Answer:
y = 4x - 2
Step-by-step explanation: