Answer:
30 students total
Step-by-step explanation:
2 boys: 3 girls Multiply both sides by 6
12 boys : 18 girls Now add these together to get the total number of students
12 + 18 = 30 students total
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Answer:
small number is 14
Larger number is 31
Step-by-step explanation:
Let x = one number
Let y = the second number
x + y = 45
x = y - 17
Put y - 17 into the top equation for x
y - 17 + y = 45
2y - 17 = 45 Add 17 to both sides
2y = 45 + 17
2y = 62 Divide by 2
y = 62/2
y = 31
Answer:
-3.4(2.7a-1.7)-1.2a= 47.3
A = -4
Answer:2 is 189
Step-by-step explanation:
5 x 63 equals 315 so 3 × 63 =189
The square is 36 and the rectangle is 18
