X = # of cans of tomatoes, y = # of cans of corn
x + y = 32.....y = 32 - x
0.80x + 0.40y = 18
0.80x + 0.40(32 - x) = 18
0.80x + 12.8 - 0.40x = 18
0.80x - 0.40x = 18 - 12.8
0.40x = 5.2
x = 5.2 / 0.40
x = 13 <=== 13 cans of tomatoes were bought
leaving (32 - 13) = 19 cans of corn bought
Answer:
b is the answer
Step-by-step explanation:
1km= 1000m
1hr =60sec
Answer:
X=-1/3 y-2
Step-by-step explanation:
Let's solve for x.
y
=
−
3
x
−
6
Step 1: Flip the equation.
−
3
x
−
6
=
y
Step 2: Add 6 to both sides.
−
3
x
−
6
+
6
=
y
+
6
−
3
x
=
y
+
6
Step 3: Divide both sides by -3.
−
3
x
−
3
=
y
+
6
−
3
x
=
−
1
3
y
−
2
Answer:
x
=
−
1
3
y
−
2
Answer:
400
Step-by-step explanation:
20/100 = 80/x
Cross multiply and divide
100 X 80 = 8000 / 20 = 400
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