Answer:
Step-by-step explanation:
jack is correct
10 x 30=300 because you 3 tens is 30 times 10 is 300. hope it helped.
QR =12 because you set up a proportion 21/14=x/8 then cross multiply and get 14x=168 then you divide and get 12
Answer:B) (8x5)xb
Step-by-step explanation:
Answer:
Step-by-step explanation:
81^x=27^(x+2)
3^4=81 and 3^3=27
3^4x=3^(3(x+2))
exponents are the same so we just take those
4x=3x+6
x=6
