What's 2w + 4 from 3w + 6?
would it be 5w + 10?

also whats this what's this answer?

From is taking away not adding

3w + 6 take away 2w +4

= w + 2

For the other question, -3x + 4 take away 5x - 2

-3x take away 5x would be -8x

and

4 take away -2 would be 6

(2 negatives = a positive)

so the answer would be

-8x + 6

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98