Answer:
A.) 2x - 9x - 30 = -6
Step-by-step explanation:
hello !
to solve this system of equations, first, we substitute the equation
to the <em>y </em>variable in the equation
. Therefore, we get:

now, we simplify by multiplying -3 to the variables inside the parenthesis, which, in short, is also called the distributive property. thus, we get:

The answer to the question
Answer:
Cap, purse, and dress
Step-by-step explanation:
235+490+95= 820
Hope that helps :D
<u><em>-Jazz</em></u>
Sara needs to collect 1200 signatures.
Step-by-step explanation:
Let,
x be the total number of signatures she needs to collect
Given percentage = 36%
Signature collected = 432
According of statement;
36% of x = 432


Sara needs to collect 1200 signatures.
Keywords: Percentage, Division
Learn more about percentages at:
#LearnwithBrainly
77/5=99/x
77x=5*99
77x=495
x=495/77
x=6.4
she needs to study 6.4 hrs to get 99