Answer:
Step-by-step explanation:
Step 2 expansion of bracket
Step 4 grouping of like terms
Step 4 division property
<span> x − 2y = −1 => x = 2y -1
2x + y = −12
2(2y - 1) + y = -12
4y - 2 + y = -12
5y = -10
y = -2
x = 2</span>·(-2) - 1
x = -4 - 1
x = -5
Answer <span>D (-5,-2)</span>
Answer:
the slope is:1 the y-intercept is:3
Step-by-step explanation:
The answer is 5 I’m not sure if this is correct
Answer:
36
Step-by-step explanation:
divide the 72 pieces by 2, you already know that 6 + 6 is 12, and 30 +30 is 60, so add 60 and 12 and you get 72
