Two-Step Equations
Solve the equation R-18=42
r=60
Solve the equation. 6(x-1)=12
x= 3
Solve the inequalities. x+4<3
x<-1
Solve the inequalities. 2y+7>11
y>2
How many days in February?
28
Solve the equation. w/4 -21=-3
*****double points****
w=72
Solve the equation. 14t-4-9t=31
t=7
Solve the inequalities. m+13≥14
m≥1
Solve the inequalities. 11-4z<-1
z>3
Solve the following problem:
3 X (-5) + 7-11
*****double points****
-19
Solve the equation. 4-3x=34
x=-10
Solve the equation. -5(3n+5)=20
n= -3
Solve the inequalities. -3y>36
****double points***
y<-12
Solve the inequalities. 3+b/3<7
b<12
S+2 / 3 when S=10
4
Solve the equation. d/15 +26=33
d=105
Solve the equation. -(z+11)=6
z=-17
Solve the inequalities. d/-11 ≤6
d≥-66
Solve the inequalities. x/-3 -8≥-3
x≤-15
What is the rule when you multiply or divide by a negative variable when solving inequalities?
You flip the inequalities sign
Write the statement as an equation and solve. "Five minus the product of 2 and a number is 7."
5-2x=7 ; x=-1
What is the solution of the equation: -0.5(2x-10)= 8
-3
12-2n when n =4
4
Solve the inequality z/-4 + 3<15?
z>-48
T^2 +3 when t=4
19