Answer:
1810
640+30=670
1573-680=903
903+907=1810
the value of x would be 5.5
Step-by-step explanation:
This is true by multiplying 2 by 5 and a half
Answer: 16
multiplying by negative exponents can be a little tricky. So (1/4x)^-2 becomes 16/x^2 = __/x^2 so the missing number is 16
