Answer:
x=8
Step-by-step explanation:
start by setting angle a equal to angle b
next add 21 to the opposite side
then subtract 2x from the opposite side
finally you're left with x=8
Answer:
A is 7 and B is
Step-by-step explanation:
A: 3x2 is 6+1 is 7
B: 3x5 is 8 + 1 so 9+9+9+9 is 36
Answer:
4.5
Step-by-step explanation:
Answer:
x=-2500
Step-by-step explanation:

1. 2.6 x 10^-2, 6.2 x 10^-1, 3.5 x 10^2, 1.5 x 10^4
2.6 x 10^-2, 6.2 x 10^-1, 3.5 x 10^2, 1.5 x 10^4
2.6 x 10^-2, 6.2 x 10^-1, 3.5 x 10^2, 1.5 x 10^4
2.6 x 10^-2, 6.2 x 10^-1, 3.5 x 10^2, 10^4, 1.5 x 10^4
2. 6^5
3. 9^9