equivalent equations solving algebraic equations real-world equations real-world inequalities...
TRANSCRIPT
Equivalent Equations
Solving Algebraic Equations
Real-World Equations
Real-World Inequalities
Solving Algebraic
Inequalities
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400
600
800
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400
600
800
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400
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800
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800
ANSWERS
200
Are the following equations equivalent?
2x – 3 = 5 and x = 4
Back
400
Back
Are the following equations equivalent?
2x + 9 = 7 and 2x = 2
600
Back
Are the following equations equivalent?
5x – 4 + 3x = 8 and 8x = 12
800
Back
Are the following equations equivalent?
and
200
Back
Solve the equation:
7c – 11 = 17
400
Back
Solve the equation:
1.5d + 3.2 = 9.2
600
Back
Solve the equation:
8h – 5 = 11h – 14
800
Back
Solve the equation:
3(6 – 4x) – 27x = 10x – 31
200
Back
Write and solve an equation:
Ella plans to buy a laptop for $1,345 in 12 weeks. She has already saved $145. How
much should she save each week so she can buy the laptop?
400
Back
Write and solve an equation:
Two identical isosceles triangles each have a base of 50 ft and the other two sides are x ft
long. If the combined perimeter of both triangles is 242, find the value of x.
600
Back
Write and solve an equation:
A plant grows at a rate of 4.5 cm per week. It is now 12 cm tall. If the plant continues to grow at the same rate, in how many weeks
will it reach a height of 48 cm?
800
Back
Write and solve an equation:
The cost of seeing a weekday show is 2/3 the cost of a weekend show. In one month, Andy
spent $42.50 for 4 weekday shows and 3 weekend shows. Find the price of a weekday
show and a weekend show.
200
Back
Solve and graph the inequality:
2 > x – 12
400
Back
Solve and graph the inequality:
8 – 4x > 12 – 3x
600
Back
Solve and graph the inequality:
1.7x + 5 < 16 + 0.7x
800
Back
Solve and graph the inequality:
200
Back
Write and solve an inequality:
The average of 87, 90, 89 and a fourth number is at least 90. Describe the value of the fourth
number
400
Back
Write and solve an inequality:
Charlie wants to join a golf club. Club A offers $80 for a new membership fee plus $45 per month.
Club B offers $110 for a new membership fee plus $30 per month. After how many months will Club
B be less expensive than Club A?
600
Back
Write and solve an inequality:
Party favors are on sale for $2.40 each. You have $380 to spend on the decorations and gifts, and
you have already spent $270 on decorations. How many party favors can you buy?
800
Back
Write and solve an inequality:
The coach of a hockey team can spend at most $475 on new team uniforms. He will order the
uniforms online and pay a mailing cost of $6.50. If each uniform costs $29, how many uniforms
can he order?
ANSWERSEquivalent Equations
Solving Algebraic Equations
Real-World Equations
Solving Algebraic Inequalities
Real-world inequalities
YES C = 4 $100 per week X < 14Open point, to left
Atleast 94
NO D = 4 35.5 feet X < -4Open point, to left
After 2 months
YES H = 3 8 weeks X < 11Open point, to left
At most 45 favors
YES X = 1 Weekday: $5Weekend: $7.50
X ≥ 7, closed point, to right
At most 16 uniforms