How to find the solution to an equation
ISEE Middle Level Quantitative Reasoning · Learn by Concept
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ISEE Middle Level Quantitative Reasoning › How to find the solution to an equation
Which is the greater quantity?
(a)
(b)
(a) is the greater quantity
(a) and (b) are equal
It is impossible to determine which is greater from the information given
(b) is the greater quantity
Explanation
Solve for 
Explanation
Which of the following phrases can be written as the algebraic expression 
The sum of a number and seven subtracted from one hundred
The difference of a number and seven added to one hundred
The difference of seven and a number added to one hundred
One hundred subtracted from the sum of a number and seven
The correct answer is not given among the other responses
Explanation
Therefore,
Evaluate 
Explanation
Solve the equation:
Explanation
To solve to the equation isolate the variable on one side of the equation with all other constants on the other side. To accomplish this perform opposite operations to manipulate the equations.
First subtract 18 from both sides.
Now divide by 8 on both sides.
Which is the greater quantity?
(a)
(b)
(a) is the greater quantity
(b) is the greater quantity
(a) and (b) are equal
It is impossible to determine which is greater from the information given
Explanation
Solving both equations:
Which is greater?
(A)
(B)
(B) is greater
(A) is greater
(A) and (B) are equal
It is impossible to determine which is greater from the information given
Explanation
Therefore 
Solve for y in the following equation:
Explanation
To solve, we want y to stand alone. We get
Jasmine is participating in a swimming race. If the race is 3000 yards, what percentage of the race has she completed at the 2400 yardline?
Explanation
Divide 
Answer: Jasmine has completed 80% of the race.
The four angles of a quadrilateral measure 
What is 
Explanation
The measures of the four angles of a quadrilateral total 
