D it the answer you have to multiply each one
18b-24c. U take the six times the 3b and then the 6 times the -4c. U “distribute” the six with both values
Answer:
34
Step-by-step explanation:
3n + 7 = 5n -11 (because of SAS)
-2n = -18
n = 9
yZ = 3(9)+7 = 34
Answer:
75 units²
Step-by-step explanation:
Bigger rectangle: length * width
: 10 * 9
: 90 units²
smaller rectangle: length * width
: 3 * 5
: 15 units²
Shaded region = Bigger rectangle - smaller rectangle
= 90 units² - 15 units²
= 75 units²