Algebra 1 Lesson 1

Which is correct?

• (-7)+(+3)=-10

• (-7)+(+3)=-4

• (-7)+(+3)=+4

• (-7)+(+3)=+10

Tags

CCSS.7.NS.A.1C

(-5)-(-9)=

• -14

• -4

• +4

• +14

Tags

CCSS.7.NS.A.1C

State the sign (positive/negative) of (-8)/(+2) and of (-6)*(−3).

Solve: x+5=14.

Tags

CCSS.6.EE.B.7

Solve: x/3=6. Show the step that clears the fraction.

Tags

CCSS.6.EE.B.7

Solve: (2*(x+4))/3 - 8 = 32.

Tags

CCSS.7.EE.B.4A

The sum of three consecutive integers is 132. List the three integers.

Tags

CCSS.8.EE.C.7B

You need 25 L of 15% acid using 10% and 30% solutions. Let x be liters of 10%. Write the equation and give x.

Four friends buy concert tickets with $15 off each and pay $108 in total. Write an equation for the original price p and solve.

Tags

CCSS.7.EE.B.4A

LaTanya walks 1.5 mi at 3 mph, spends t hours at the shop, then bikes 1.5 mi at 10 mph. Total time is 1 h. a) Write the equation for t. b) Solve for t in minutes.