155k views
1 vote
8/9=?/18 find another name for the given number, but with the denominator indicated. Use multiplication by 1.

User Tomblasta
by
5.1k points

2 Answers

4 votes

Answer:

n=16

Explanation:

Let's solve your equation step-by-step.

8

9

=

n

18

Step 1: Cross-multiply.

8

9

=

n

18

(8)*(18)=n*(9)

144=9n

Step 2: Flip the equation.

9n=144

Step 3: Divide both sides by 9.

9n

9

=

144

9

n=16

User Danny Roberts
by
4.6k points
7 votes

Answer: 16

Explanation:

8/9 = ?/18

Let the missing value be c

8/9 = c/18

Cross multiply

9c = 18 x 8

9c = 144

Divide both sides by 9

c = 144/9

c = 16.

User Greg Finzer
by
4.7k points