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Algebraic expressions — SHSAT practice questions

Practice 102 Algebraic expressions questions in the app

What this topic is

Algebraic expressions on the SHSAT Mathematics section involve writing, simplifying, and using expressions and equations with letters for unknown values.

Students must apply the distributive property to a sum of products, turn a verbal rule about two sequence terms into an equation for one term in terms of the other, and pick an ordered pair that satisfies both an equation and an inequality. Questions are multiple choice, using a word problem or paired conditions, and ask for the matching equation, point, or total.

Traps include reversing one more than twice, treating an inequality as an equation, and distributing to only one factor. Choices are rival equations, ordered pairs, or totals.

Sample questions

Pick an answer to see whether it is right — nothing is saved, and nothing needs an account.

Question 1Easier

In a sequence, let ss represent the 6th term and tt represent the 12th term. The 12th term is 1 more than twice the 6th term. Which equation expresses tt in terms of ss?

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Answer: A — t=2s+1t=2s+1

Twice the 6th term is 2s2s. Adding 1 gives t=2s+1t=2s+1.

Question 2Easier

A school store needs 18×47+18×5318\times47+18\times53 units restocked. Using the distributive property, what is the total?

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Answer: C — 1,800

Factor out 18: 18(47+53)=18×100=1,80018(47+53)=18\times100=1{,}800.

Question 3Easier

Which point (x,y)(x,y) satisfies both x+y=9x+y=9 and x>1x>-1?

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Answer: C — (1,8)(1,8)

Test both conditions. Only (1,8)(1, 8) has coordinate sum 9 and an x-coordinate greater than -1.

Every question is picked for where you are right now, wrong answers come back until they stick, and it all works offline.

Practice 102 Algebraic expressions questions in the app

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