Question

Match each equation to the situation it represents. Situation Equation An adult and 5 55 children rent skates. It costs $ 4 $4dollar sign, 4 per adult for skates and a total of $ 16 $16dollar sign, 16. It costs Mikael $ 4 $4dollar sign, 4 to make a bike bag, and he sells each for $ 5 $5dollar sign, 5. He has made a profit of $ 16 $16dollar sign, 16 so far. It was 16 ° C 16°C16, degree, start text, C, end text. It began falling 4 ° C 4°C4, degree, start text, C, end text per hour until it reached 5 ° C 5°C5, degree, start text, C, end text. 16 − 4 x = 5 16−4x=516, minus, 4, x, equals, 5 ( 5 − 4 ) x = 16 (5−4)x=16left parenthesis, 5, minus, 4, right parenthesis, x, equals, 16 4 + 5 x = 16 4+5x=164, plus, 5, x, equals, 16

Answer 1

1. C.

2. B.

3. A.

Explanation:

First situation given:

An adult and 5 children rent skates. It costs $ 4 per adult for skates and a total of $ 16.

Correct equation: C

4 + 5 x = 16

Second situation given:

It costs Mikael $ 4 to make a bike bag, and he sells each for $ 5. He has made a profit of $ 16, so far.

Correct equation: B

( 5 − 4 ) x = 16

Third situation given:

It was 16°C. It began falling 4°C per hour until it reached 5°C.

Correct equation: A

16 − 4 x = 5