Question
516 x+7=19 517 y+2=-6 518. a+(1)/(3)=(5)/(3) 519 n+3.6=5.1 In the following exercises, solve each equation using the Addition Property of Equality. 520 u-7=10 521. x-9=-4 522 c-(3)/(11)=(9)/(11) 523 p-4.8=14 In the following exercises, solve each equation. 524 n-12=32 525 y+16=-9 526. f+(2)/(3)=4 527 d-3.9=8.2
Solution
4.2
(353 Votes)
Nathan
Master ยท Tutor for 5 years
Answer
### 516.
### 517.
### 518.
### 519.
### 520.
### 521.
### 522.
### 523.
### 524.
### 525.
### 526.
### 527.
Explanation
## Step 1: Isolate the variable x### Subtract 7 from both sides of the equation
. This gives
, which simplifies to
.## Step 2: Isolate the variable y### Subtract 2 from both sides of the equation
. This gives
, which simplifies to
.## Step 3: Isolate the variable a### Subtract
from both sides of the equation
. This gives
, which simplifies to
.## Step 4: Isolate the variable n### Subtract 3.6 from both sides of the equation
. This gives
, which simplifies to
.## Step 5: Isolate the variable u### Add 7 to both sides of the equation
. This gives
, which simplifies to
.## Step 6: Isolate the variable x### Add 9 to both sides of the equation
. This gives
, which simplifies to
.## Step 7: Isolate the variable c### Add
to both sides of the equation
. This gives
, which simplifies to
.## Step 8: Isolate the variable p### Add 4.8 to both sides of the equation
. This gives
, which simplifies to
.## Step 9: Isolate the variable n### Add 12 to both sides of the equation
. This gives
, which simplifies to
.## Step 10: Isolate the variable y### Subtract 16 from both sides of the equation
. This gives
, which simplifies to
.## Step 11: Isolate the variable f### Subtract
from both sides of the equation
. This gives
, which simplifies to
.## Step 12: Isolate the variable d### Add 3.9 to both sides of the equation
. This gives
, which simplifies to
.