Study Guide Equations and Expressions
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Standards-aligned
Sheethal Shaji
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A bakery has made 20 cakes this week. They plan to bake the same number of cakes each day for the rest of the week. There are 5 days left in the week. The bakery needs to bake at least 45 cakes to meet its goal. Write an inequality that represents this situation, where c is the number of cakes baked each day.
5c+20≤45
5c−20≥45
45≤20+5c
45≥20+5c
Tags
CCSS.7.EE.B.4B
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Select all expressions that are equivalent to −3(y−2)+5y−6.
2y
−3y+6+5y−6
−3y−6+5y−6
2y−12
Tags
CCSS.6.EE.A.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which number line shows all the values of x that make the inequality 4x−5≤15 true?
x≤5, solid circle at 5, shading to the left.
x≥5, open circle at 5, shading to the right.
x≤5, open circle at 5, shading to the left.
x≥5, solid circle at 5, shading to the right.
Tags
CCSS.7.EE.B.4B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At the start of a dive, a diver was at an elevation of 10 feet above sea level. The diver descends at a rate of 5 feet per minute. Write an inequality that represents t, the number of minutes after the start of the dive, when the diver's elevation was lower than -20 feet below sea level.
10−5t<−20
10−5t>−20
10<−20-5t
10>−20-5t
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A swimmer has completed 12 laps in the pool. She plans to swim the same number of laps each day for the rest of the week. There are 4 days left in the week. She wants to swim at least 28 laps by the end of the week. Write an inequality that represents this situation, where l is the number of laps she swims each day.
4l+12≥28
4l−12≤28
28≥12+4l
28≤12+4l
Tags
CCSS.7.EE.B.4B
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which number line shows all the values of y that satisfy the inequality 2y+3>9?
y>3, open circle at 3, shading to the right.
y≤3, solid circle at 3, shading to the left.
y≥3, solid circle at 3, shading to the right.
y<3, open circle at 3, shading to the left.
Tags
CCSS.7.EE.B.4B
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Select all expressions that are equivalent to −2(d−5)+3d−10.
d
−2d+10+3d−10
−2d−10+3d−10
d−20
Tags
CCSS.7.EE.A.1
8.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Factor to write an equivalent expression: −8c+12d
−4(2c−3d)
4(-2c+3d)
−4(-8c+12d)
3(-4c+4d)
Tags
CCSS.7.EE.A.1
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