Answer:
x = 1.2...
Step-by-step explanation:
Start with the given equation and isolate the variable.
6.2x + 1.2 = 8.9
Subtract 1.2 from each side:
6.2x = 7.7
Divide each side by 6.2:
x = 1.2...
Answer:
4 1/2. Root 18 simplifies to 4.242640687, which is less than 4.50
Answer:
$1200
Step-by-step explanation:
180 divided by 9 is 20, so they earned $20 per car washed. They want to wash 60 cars, and if they wash 60 cars they would earn $1200. (60 x 20)
Fraction of girls = 1 - 3/7 = 4/7
4/7 is equivalent to 72 girls
1/7 .. .. ............. 72 / 4 = 18
Total number of children = 7/7 = 18*7 = 126 Answer
Answer:
Step-by-step explanation:
(a) Use the GaussPivotLarge function to solve the system of linear equations in Eq. (4.17).
(b) Use the GaussPivotLarge function to solve the system:
(See the last attachment)