DashboardNewsSettingsHelp
Get Premium
Dashboard
Dashboard Sign out
Pearson Algebra 1 Common Core, 2011
PA
Pearson Algebra 1 Common Core, 2011 View details
Chapter Review
Continue to next subchapter

Exercise 46 Page 155

You can solve for the variable by using cross products.

1.6

Practice makes perfect

To solve the proportion, we will start by using cross products.

6/15=a/4
MultEqn

LHS * 4=RHS* 4

6/15* 4=a/4*4
FracMultDenomToNumber

a/4* 4 = a

6/15* 4=a
MoveRightFacToNum

a/c* b = a* b/c

6* 4/15=a
Multiply

Multiply

24/15=a
CalcQuot

Calculate quotient

1.6 = a
RearrangeEqn

Rearrange equation

a= 1.6

When a=1.6, the ratios are proportional.

Subchapter links expand_more
arrow_right Exercises p.152-156
1
2
3
4
5
6
Exercises 7 (Page 153)
Exercises 8 (Page 153)
Exercises 9 (Page 153)
Exercises 10 (Page 153)
Exercises 11 (Page 153)
Exercises 12 (Page 153)
Exercises 13 (Page 153)
14
15
Exercises 16 (Page 153)
Exercises 17 (Page 153)
Exercises 18 (Page 153)
Exercises 19 (Page 153)
Exercises 20 (Page 153)
Exercises 21 (Page 153)
22
23
Exercises 24 (Page 154)
Exercises 25 (Page 154)
Exercises 26 (Page 154)
Exercises 27 (Page 154)
28
29
Exercises 30 (Page 154)
Exercises 31 (Page 154)
Exercises 32 (Page 154)
Exercises 33 (Page 154)
34
35
36
Exercises 37 (Page 155)
Exercises 38 (Page 155)
Exercises 39 (Page 155)
Exercises 40 (Page 155)
41
42
43
Exercises 44 (Page 155)
Exercises 45 (Page 155)
Exercises 46 (Page 155)
Exercises 47 (Page 155)
Exercises 48 (Page 155)
Exercises 49 (Page 155)
50
51
Exercises 52 (Page 156)
Exercises 53 (Page 156)
Exercises 54 (Page 156)
55
56
57
Exercises 58 (Page 156)
Exercises 59 (Page 156)
Exercises 60 (Page 156)
Exercises 61 (Page 156)
62
63
64