AnswersMathematics 8Solving Equations with Rational Numbers

Solving Equations with Rational Numbers — Quiz Answers

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What is the value of x ? x plus 4 ninths is equal to 3 fourths

A
11 over 36
B
1 third
C
1 and 11 over 16
D
1 and 7 over 16
3

What is the first step in solving the equation 3 point 5 n plus 6 point 4 is equal to 42 point 5 ?

A
Multiply each side of the equation by 3 point 5 .
B
Add 6 point 4 to each side of the equation.
C
Subtract 6 point 4 from each side of the equation.
D
Divide each side of the equation by 6 point 4 .
4

After getting 5 new rocks, George gave half of his rock collection to Susan. If George gave Susan 36 rocks, which equation could be used to determine how many rocks George started with?

A
1 half times open paren x minus 5 close paren is equal to 36
B
1 half x plus 5 is equal to 36
C
1 half times open paren x plus 5 close paren is equal to 36
D
1 half x is equal to 36 plus 5
9

What is the first step in solving the equation 4 point 2 y minus 5 point 2 is equal to 18 point 5 ?

A
Add 5 point 2 to each side of the equation.
B
Divide each side of the equation by 5 point 2 .
C
Multiply each side of the equation by 4 point 2 .
D
Subtract 5 point 2 from each side of the equation.
10

What is the value of x ? 6 point 7 5 plus 3 eighths x is equal to 13 and 1 fourth

A
18 and 2 thirds
B
53 and 1 third
C
2 and 7 over 16
D
17 and 1 third

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