Answer:
30
Step-by-step explanation:
90+2x+x=180
3x=90
x=30
12
x 10
______
120
it's pretty simply,sorry if I got it wrong,i'm kinda tired<span />
Answer:
Cual es la forma más simple al efectuar la operación indicada en la expresión (-3) (-12) ? this means What is the simplest way to perform the operation indicated in the expression (-3) (-12)?
Step-by-step explanation:
Multiply -3 by -12 and get 36. hope this was helpful.
Answer:
x = log 7
Step-by-step explanation:
10^x=7
Take the log base 10 on each side
log10 (10^x)=log10 (7)
We dont need to write the 10, it is implied
log(10^x)=log (7)
The exponent goes out front since log a^b = b log a
x log 10 = log 7
log 10 = 1 since the base is 10 log10(10) =1
x = log 7
