E 10 12
x=18*5)14. x=40/4. x=10. y=(15*4)/5 y=60/5 y=12.
resposta : 10 e 12
4(2x + 10)=0
8x + 40 = 0
8x = -40
x = -5
-7n + 9 because the common difference is -7, so you have -7n, and then by plugging in the term numbers and the values, you find out that you need to add 9 to the -7n, so the answer is -7n + 9
Answer:
=-a +9c
=-6+9×-6
=-6+(-54)
=-6-54
=-60
hope it helps you!!!
stay safe healthy and happy!!!!
A
100+89.50×36
=3,322
b
3,322−2,900
=422
c
2,900÷89.50
=33
