Answer:
20
Step-by-step explanation:
2x + y = 5
x − 2y = 10
y = 5 − 2x
x − 2(5 − 2x) = 10
x − 10 + 4x = 10
5x − 10 = 10
<em>add 10 to each side</em>
<em>5x-10+10 = 10 + 10</em>
<em>5x=20</em>
5x = 0 <em>this is the error</em>
He needs to add 10 to each side
It’s a
100-25= 75
75 divided by 0.01
0.75 x 18
Answer:
A. <em>p=3-2h</em>
<em>h</em><em>=</em><em>9-p</em>
Step-by-step explanation:
Justin buys 3 less than twice as many <em>h</em>ot dogs