2x²-10xy+3xy-15y²
Add like terms.
2x²+ (-10xy+3xy) -15y²
Simplify.
2x² + (-7xy) - 15y²
Rearrange the equation.
2x²-15y²-7xy
~Hope I helped~
The value is 4.5
hope this help
Answer:
The area of the figure is 143 sq in
Step-by-step explanation:
10 in * 7 in = 70 sq in
12 in * 4 in = 48 sq in
5 in * 5 in = 25 sq in
A = 70 sq in + 48 sq in + 25 sq in
A = 143 sq in
Answer:
1875L = 1.875x10^6 mL
multiply by density to get 2.14x10^6
multiply by percentage to get 6.63x10^4 g of NaCl (66.3 kg)
Step-by-step explanation:
