Quiz about Algebra Unit 1 Review

Question 1

Solve the equation.

$$-2a+4=-16$$

Accepted Answer

$$a=10$$

Answer

$$a=-10$$

Answer

$$a=6$$

Answer

$$a=-6$$

Question 2

Solve the equation.

$$6=2+8b$$

Accepted Answer

$$b=\frac{1}{2}$$

Answer

$$b=1$$

Answer

$$b=-4$$

Answer

$$b=0$$

Question 3

Solve the equation.

$$63=9(x-1)$$

Accepted Answer

$$x=8$$

Answer

$$x=6$$

Answer

$$x=7$$

Answer

$$x=\frac{64}{9}$$

Question 4

Solve the equation.

$$7m-4=14+4m$$

Accepted Answer

$$m=6$$

Answer

$$m=\frac{10}{11}$$

Answer

$$m=\frac{10}{3}$$

Answer

$$m=\frac{18}{11}$$

Question 5

Solve the equation.

$$7x-8-3x=12$$

Accepted Answer

$$x=5$$

Answer

$$x=2$$

Answer

$$x=\frac{2}{5}$$

Answer

$$x=1$$

Question 6

Solve the equation.

$$-31+7n=-7(-n+5)$$

Accepted Answer

No Solutions

Answer

All Real Numbers

Answer

$$n=\frac{33}{7}$$

Answer

$$n=-\frac{2}{7}$$

Question 7

Solve the equation.

$$-3(-1+2n)=-6n+3$$

Accepted Answer

All Real Numbers

Answer

$$n=0$$

Answer

No Solutions

Answer

$$n=\frac{3}{2}$$

Question 8

Solve the equation for x.

$$g=\frac{x}{c}$$

Accepted Answer

$$gc=x$$

Answer

$$\frac{g}{c}=x$$

Answer

$$g-c=x$$

Answer

$$g+c=x$$

Question 9

Solve the equation for a.

$$u=-4+3a$$

Accepted Answer

$$\frac{u+4}{3}=a$$

Answer

$$3(u+4)=a$$

Answer

$$\frac{u+3}{4}=a$$

Answer

$$3u+4=a$$

Question 10

Solve the inequality and graph the solution.

$$p+18<30$$

Accepted Answer

Question 11

Solve the inequality and graph the solution.

$$-9m+4\le-32$$

Accepted Answer

Question 12

Graph the compound inequality.

$$-6

Accepted Answer

Question 13

Graph the compound inequality.

$$x<-3$$ or $$x\ge4$$

Accepted Answer

Question 14

Write the compound inequality represented by the graph.

Accepted Answer

$$2\le x\le4$$

Answer

$$2<x<4$$

Answer

$$x<2$$ or $$x>4$$

Answer

$$x\le2$$ or $$x\ge4$$

Question 15

Write a compound inequality to represent the graph.

Accepted Answer

$$x\le-2$$ or $$x>5$$

Answer

$$x<-2$$ or $$x\ge5$$

Answer

$$-2\le x<5$$

Answer

$$-2<x\le5$$

Question 16

Solve the compound inequality.

$$5x\ge20$$ or $$x+14<16$$

Accepted Answer

$$x<2$$ or $$x\ge4$$

Answer

$$x<2$$ or $$x\ge15$$

Answer

$$x\ge4$$ or $$x<30$$

Answer

$$x\ge15$$ or $$x<30$$

Question 17

Solve the compound inequality.

$$0<3x<9$$

Accepted Answer

$$0<x<3$$

Answer

$$-3<x<6$$

Answer

$$3<x<12$$

Answer

$$0<x<9$$

Question 18

Solve the compound inequality.

$$-16>2x$$ or $$-4x+4<-4$$

Accepted Answer

$$x<-8$$ or $$x>2$$

Answer

$$x<-2$$ or $$x>8$$

Answer

$$x>-8$$ or $$x<2$$

Answer

$$x>-2$$ or $$x<8$$

Question 19

Solve the compound inequality.

$$-11\ge-2x-5$$ and $$7+x\le16$$

Accepted Answer

$$3\le x$$ and $$x\le9$$

Answer

$$-3\le x$$ and $$x\le9$$

Answer

$$3\le x$$ and $$x\le23$$

Answer

$$-3\le x$$ and $$x\le23$$

Question 20

Solve the compound inequality.

$$4x+9\ge41$$ or $$6-9x>15$$

Accepted Answer

$$x<-1$$ or $$x\ge8$$

Answer

$$x<-1$$ or $$x\ge12$$

Answer

$$x<1$$ or $$x\ge8$$

Answer

$$x<1$$ or $$x\ge12$$

Question 21

Solve the compound inequality.

$$-12\le3x+9\le3$$

Accepted Answer

$$-7\le x\le-2$$

Answer

$$-24\le x\le-9$$

Answer

$$-1\le x\le4$$

Answer

$$-6\le x\le9$$

Question 22

Solve the absolute value function.

$$8\left|6+x\right|=16$$

Accepted Answer

$$x=-4$$

Accepted Answer

$$x=-8$$

Answer

$$x=2$$

Answer

$$x=-2$$

Answer

No Solutions

Question 23

Solve the absolute value function.

$$\left|10x-5\right|=85$$

Accepted Answer

$$x=9$$

Accepted Answer

$$x=-8$$

Answer

$$x=-9$$

Answer

$$x=8$$

Answer

No Solutions

Question 24

Solve the absolute value function.

$$-3\left|7x\right|=42$$

Accepted Answer

No Solutions

Answer

$$x=2$$

Answer

$$x=-2$$

Answer

$$x=7$$

Answer

$$x=-7$$

Question 25

Solve the absolute value function.

$$\left|6x\right|=30$$

Accepted Answer

$$x=5$$

Accepted Answer

$$x=-5$$

Answer

$$x=24$$

Answer

$$x=-36$$

Answer

No Solutions

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