Answer:
-1
Step-by-step explanation:
2 - 3 = -1
23% of 115....turn percent to decimal by dividing by 100..."of " means multiply
0.23(115) = 26.45....so Joanne spent 26.45 on the shirt.
w=37
2w+w+69= 180 knowing that all triangles add up to 180 form an equation
3w+69=180 combine like terms and subtract 69 from both sides
3w=111 divide by 3 from both sides
w=37
Answer:a^2+2ab+b^2
Step-by-step explanation:
First write it out in extended form, (a+b)(a+b) then multiply each term by the other in each parenthesis, such as a*a+b*b+a*b+a*b
Then, once you have done that, simplify it. you will then get the answer a^2+2ab+b^2
I think x equals 13 because 13+3=16 and 16 divided by 2 equals 8