Answer:
50
Step-by-step explanation:
must use PEMDAS (order of operations)
step 1: multiply 7 and 6
8 + 42 / 3 x 3
step 2: divide 42 by 3
8 + 14 x 3
step 3: multiply 14 and 3
8 + 42
Add to get 50
Answer:
6
Step-by-step explanation:
x/8 = 9/12
We can use cross products to solve
x*12 = 8*9
12x = 72
Divide each side by 12
12x/12 = 72/12
x=6
Step-by-step explanation:
5x + 2(11 - x) = - 5
5x + 22 - 2x = - 5
3x = - 5 - 22
3x = - 27
x = -27 / 3
x = 9
Therefore x = 9 .
Answer:
1. 2x-20
2. 4(x+3)
Step-by-step explanation:
Answer:
Mike's measurement are more precise and more accurate
Step-by-step:
Edge2020
