By replacing you get:
5*7-2*11+3*(-1) = 35-22-3= 10
so the answer is 10.
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Step-by-step explanation:
Average between these no.s =


approx
Answer:
45*
Step-by-step explanation:
180-115=65
65=angle 2
180-110=70
70=angle 1
70+65=135
180-135=45
45=angle 7
angle 7 and 6 are vertical angles so angle 6=45
angle 6 and angle 5 are an example of alternate interior angles soo
angle 5=45*
Hope I helped!
volume = 7*7*2 = 49*2=98
she needs to get 98 cubic feet of sand