2 years ago

(7y – 20) (5х – 38) (3х – 4) - m

Mathematics

1 answer:

egoroff_w [7]2 years ago

8 0

Answer:

Step-by-step explanation:

You might be interested in

Helen determined she walks about 1,800 steps per 4/5 mile. How many steps did she take if she walked 3 miles?

olga_2 [115]

$1,800\ steps\ \ \rightarrow\ \ \frac{4}{5} \ mile\\ x\ \ \rightarrow\ \ 3\ miles\\ \\\frac{4}{5} \cdot x=1,800\cdot 3\ /\cdot\frac{5}{4} \\ \\x=1,800\cdot\frac{5}{4}\cdot3 \\ \\x=450\cdot15\\ \\x=6750\ [steps]$

3 0

3 years ago

Read 2 more answers

Find the value of x x that makes the expressions equivalent. 2(x+9); 30+18

Vlada [557]

Answer:

$x=15$

Step-by-step explanation:

We are given the equations $2(x+9), 30+18$ to search for a value of $x$ that yields an equivalent statement. $2(x+9)=30+18\\2(x+9)=48\\x+9=24\\x=15$ .